Tag Archives: laser

Laser cutting process of machining workpiece

Application Number  00129322 Application Date  2000.11.17 Publication Number  1299724 Publication Date  2001.06.20 Priority Information     International Classification  B23K26/00   Applicant(s) Name  Li Xiangguo   Address     Inventor(s) Name  Li Xiangguo   Patent Agency Code  00000 Patent Agent   AbstractThe method for cutting workpiece by using laser is characterized by that according to size… Read More »

Circuit and method of grey scale image in multiposition processing laser printing machine

Application Number  00129250 Application Date  2000.09.29 Publication Number  1291732 Publication Date  2001.04.18 Priority Information   1999/10/6 KR 43124/99   International Classification  H04N1/405;G06T3/00;G03G15/00   Applicant(s) Name  Samsung Electronics Co., Ltd.   Address     Inventor(s) Name  Kim Chol   Patent Agency Code  11105 Patent Agent  shao eli AbstractA circuit and method for multi-bit processing of a… Read More »

Ultrasonic laser flux-free soft soldering method

Application Number  00129114 Application Date  2000.09.22 Publication Number  1345645 Publication Date  2002.04.24 Priority Information     International Classification  B23K31/02;H05K3/34   Applicant(s) Name  Harbin Polytechnic Univ.   Address     Inventor(s) Name  Wang Chunqing;Li Mingyu;Feng Wufeng   Patent Agency Code  23200 Patent Agent  li yiqun AbstractThe present invention provides an ultrasonic laser soldering method without soldering… Read More »

Laser perforation method for PCB and substrate

Application Number  00128836 Application Date  2000.09.18 Publication Number  1344131 Publication Date  2002.04.10 Priority Information     International Classification  H05K3/00;H05K3/42   Applicant(s) Name  Huatong Computer Co Ltd   Address     Inventor(s) Name  Zhu Guanbai;Zheng Wenzhong;Huang Xin'er   Patent Agency Code  31100 Patent Agent  zhang zhengquan AbstractA laser perforation method for printed circuit board or substrate… Read More »

Solid-state laser and optical transmitting machine

Application Number  00128674 Application Date  2000.09.20 Publication Number  1316809 Publication Date  2001.10.10 Priority Information   2000/4/5 JP 107973/2000   International Classification  H01S3/06;H01S3/08;H01S5/00   Applicant(s) Name  Hitachi Ltd.   Address     Inventor(s) Name  Tonami Tatsuya;Heworje Pitack   Patent Agency Code  11038 Patent Agent  wang yonggang AbstractIn the wavelength-division-multiplexed optical transmission, an ultrashort pulse solid-state laser… Read More »

Laser imaging of thin film circuit material

Application Number  00128400 Application Date  2000.10.13 Publication Number  1321060 Publication Date  2001.11.07 Priority Information   1999/10/13 US 09/418,207   International Classification  H05K3/02   Applicant(s) Name  Morton International, Inc.   Address     Inventor(s) Name  W.E. Nacler;R.W. Carpenter   Patent Agency Code  11038 Patent Agent  duan chengen AbstractThe invention provides a laser imaging method of a… Read More »

Roller surface roughening laser processing system to form controllable distributed roughened spots

Application Number  00128273 Application Date  2000.12.13 Publication Number  1357427 Publication Date  2002.07.10 Priority Information     International Classification  B21B27/02;B23K26/08   Applicant(s) Name  Mechanics Inst., Chinese Academy of Sciences   Address     Inventor(s) Name  Wang Hongcai;Yang Mingjiang   Patent Agency Code  31002 Patent Agent  gao cunxiu AbstractThe roller surface roughening laser processing system to form… Read More »

System for strengthening hot-roling roll by high-frequency pulse laser and strengthening method thereof

Application Number  00128272 Application Date  2000.12.14 Publication Number  1358602 Publication Date  2002.07.17 Priority Information     International Classification  B21B27/02;B23K26/08   Applicant(s) Name  Mechanics Inst., Chinese Academy of Sciences   Address     Inventor(s) Name  Peng Linhua;Yang Mingjiang   Patent Agency Code  31002 Patent Agent  gao cunxiu AbstractThe present invention relates to a system for strengthening… Read More »

Laser pilot device for parking

Application Number: 00118700Application Date: 2000.06.20Publication Number: 1329997Publication Date: 2002.01.09Priority Information: International: B60Q1/48;B60Q11/00Applicant(s) Name: Xinling Enterprise Co LtdAddress: Inventor(s) Name: Shen LingtaoPatent Agency Code: 72001Patent Agent: cui yaobengAbstract A laser pilot for parking a car at a park position is composed of a holder above said park position, an infrared movement sensor with view field for… Read More »

Ink jetting head and manufacturing method thereof, and laser processing method

Application Number: 00124019Application Date: 2000.06.30Publication Number: 1279159Publication Date: 2001.01.10Priority Information: 2000/6/2 JP 165454/2000; 1999/6/30 JP 184623/1999; 1999/11/30 JP 339327/1999; 1999/11/30 JP 339334/1999International: B23K26/00;B41J2/16Applicant(s) Name: Canon K. K.Address: Inventor(s) Name: Oide Atsushi;Suzuki YoshiakiPatent Agency Code: 11038Patent Agent: zhang weiAbstract A method for manufacturing an ink jet recording head in which an ink discharge port for discharging… Read More »

High-safety non-pollution impact head for laser impacting treatment

Application Number: 00112121Application Date: 2000.03.10Publication Number: 1313163Publication Date: 2001.09.19Priority Information: International: B23K26/00Applicant(s) Name: Chinese Science and Technology Univ.Address: Inventor(s) Name: Wu Hongxing;Guo Dahao;Wang ShengboPatent Agency Code: 34103Patent Agent: zhao wulanAbstract A high-safety non-pollution impact head for laser impacting processing is disclosed. The restricting glass plate and convergent lens are installed to both ends of same… Read More »

Use of red light semiconductor laser

Application Number: 00121096Application Date: 2000.07.20Publication Number: 1274916Publication Date: 2000.11.29Priority Information: International: G11B7/125;G11B11/03Applicant(s) Name: Nankai Univ.Address: Inventor(s) Name: Xu Jingjun;Zhang Xinzheng;Huang HuiPatent Agency Code: 12200Patent Agent: zhao zunshengAbstract The present invention belongs to information storage, and uses red diode laser as the read-out light source in three-dimensional holographic memory. The present invention includes computer, precise turret,… Read More »

Laser device and laser annealing method

Application Number: 00126012Application Date: 2000.08.18Publication Number: 1285423Publication Date: 2001.02.28Priority Information: 1999/8/18 JP 231211/99; 1999/8/31 JP 244204/99International: C30B33/02;C30B35/00;H01L21/00Applicant(s) Name: Semiconductor Energy Laboratory Co., Ltd.Address: Inventor(s) Name: Kasahara Kenji;Kawasaki Niroko;Otani HasashiPatent Agency Code: 72001Patent Agent: liang yongAbstract For crystallizing an amorphous semiconductor film by means of irradiation of laser beams, a top surface and a back surface… Read More »

Dry laser cylinder jacket for internal combustion engine and its usage and forming cutter `

Application Number: 00114520Application Date: 2000.04.25Publication Number: 1277088Publication Date: 2000.12.20Priority Information: 1999/6/9 CN 99116515.2International: B23P6/02;C21D1/09Applicant(s) Name: Du XueyiAddress: Inventor(s) Name: Du XueyiPatent Agency Code: 42100Patent Agent: he jingruAbstract The dry laser cylinder jacket is a thin-wall one with inner wall through laser treatment to harden. The cylinder jacket is assembled to a cylinder through the processes… Read More »

Laser projector

Application Number: 00123503Application Date: 2000.08.16Publication Number: 1338612Publication Date: 2002.03.06Priority Information: International: G02B27/09;G01B11/255;G01C15/00Applicant(s) Name: Soyoshi K.K.Address: Inventor(s) Name: Umaba Tomichika;Okamoto Katsu;Sakamoto ShunichiroPatent Agency Code: 72002Patent Agent: huang jianfengAbstract A laser projector is disclosed, which features that only one light soure is used to project continuous narrow light beams in all directions onto a preset plane. Its… Read More »

Optical system for laser leat treatment and laser heat treatment apparatus

Application Number: 00118744Application Date: 2000.06.23Publication Number: 1287381Publication Date: 2001.03.14Priority Information: 1999/6/25 JP 179233/1999International: B23K26/06;C30B33/02;H01L21/324Applicant(s) Name: Mitsubishi Electric Corp.Address: Inventor(s) Name: Okamoto Tatsuitsuki;Ogawa Tetsuya;Kota KeisukePatent Agency Code: 11038Patent Agent: du rixinAbstract An optical system that controls laser beam spot profile for forming a high performance thin film by a laser heat treatment process is provided. In… Read More »

Laser processing method, mfg. of ink jetting recording head using said method, and the recording head therefrom

Application Number: 00124244Application Date: 2000.06.30Publication Number: 1287899Publication Date: 2001.03.21Priority Information: 1999/6/30 JP 184590/1999; 1999/6/30 JP 184696/1999; 1999/11/8 JP 316760/1999; 1999/11/8 JP 316818/1999; 1999/11/8 JP 316850/1999International: B23K26/06;B41J2/16Applicant(s) Name: Canon K.K.Address: Inventor(s) Name: Oide AtsuPatent Agency Code: 11038Patent Agent: zhang weiAbstract A laser processing method for performing laser ablation process on a work piece by radiating laser… Read More »

Laser impact processor of Nd glass

Application Number: 00112122Application Date: 2000.03.10Publication Number: 1313164Publication Date: 2001.09.19Priority Information: International: B23K26/00;H01S3/11Applicant(s) Name: Chinese Science and Technology UnivAddress: Inventor(s) Name: Wu Hongxing;Guo Dahao;Wang ShengboPatent Agency Code: 34103Patent Agent: chen jinAbstract A laser impacting processor of Nd glass is composed of high-power laser generator consisting of Q-regulating laser oscillator, reflector, phosphate Nd-glass laser amplifier and Fresnel… Read More »

Full-solidified one-frequency or frequency-multiplying laser device with integral cavity

Application Number: 00121443Application Date: 2000.07.24Publication Number: 1305252Publication Date: 2001.07.25Priority Information: International: H01S3/00;H01S5/00Applicant(s) Name: Shanxi UnivAddress: Inventor(s) Name: Wang Runlin;Zhang Kuanshou;Zhang JingPatent Agency Code: 14001Patent Agent: wei shuweiAbstract A fully-solidified one-frequency and frequency-multiplied laser device is composed of laser pump source, pumped light shaping system and resonance cavity, and features that its all elements are fixed… Read More »

Method of preparing metastable nanometer crystal through pulse laser induced liquid-solid interface reaction

Application Number: 00126686Application Date: 2000.11.15Publication Number: 1335420Publication Date: 2002.02.13Priority Information: International: C30B29/04;C30B29/38Applicant(s) Name: Xiangtan Univ.Address: Inventor(s) Name: Wang Jinbin;Yang Guowei;Liu QiuxiangPatent Agency Code: 43108Patent Agent: zhang yujiangAbstract The present invention is one artificial composition of metastable nanometer crystal. Inside one liquid solid reactor, solid material including chemical pure graphite and cubic boron nitride or boron… Read More »

Laser process for removing sulfur and nitro from fume

Application Number: 00114677Application Date: 2000.07.05Publication Number: 1330976Publication Date: 2002.01.16Priority Information: International: B01D53/60;B01D53/81;B01D53/86Applicant(s) Name: Huazhong Science and Technology UnivAddress: Inventor(s) Name: Cheng Zuhai;Yu WenfengPatent Agency Code: 42201Patent Agent: zhu renlingAbstract A laser method for removing sulfur and nitro from fume includes preheating adsorbent and catalyst powder, adding laser microgranulating chamber, and introducing the powder mixture to… Read More »

Overall structure system for multi-wavelength laser radar with discrete units

Application Number: 00123646Application Date: 2000.08.24Publication Number: 1340698Publication Date: 2002.03.20Priority Information: International: G01N21/17;G01N21/21;G01N21/33;G01S17/95Applicant(s) Name: Inst of Atmospheric Physics, Chinese Academy of SciencesAddress: Inventor(s) Name: Zheng Siping;Wang Shufang;Wang WenmingPatent Agency Code: 11021Patent Agent: jiang lilouAbstract An overall structural system for multi-wavelength laser radar with discrete units for probing ozone in atmosphere and aerosol in stratosphere is composed… Read More »

Biperiod superlattice and its application in laser frequency converter

Application Number: 00119006Application Date: 2000.10.11Publication Number: 1288275Publication Date: 2001.03.21Priority Information: International: H01S3/10Applicant(s) Name: Nanjing Univ.Address: Inventor(s) Name: Zhu Yongyuan;Zhu Shining;Qin YiqiangPatent Agency Code: 32204Patent Agent: chen jianheAbstract This super lattice with ferroelectric crystal as the host can provide two inverted lattice vectors used to martch the mismartch of frequency multiplication sum and frequency waves by… Read More »

Laser processing method, mfg. of ink jetting recording head using said method, and the recording head therefrom

Application Number: 00124245Application Date: 2000.06.30Publication Number: 1287900Publication Date: 2001.03.21Priority Information: 1999/6/30 JP 184642/1999; 1999/6/30 JP 184674/1999; 2000/6/22 JP 187657/2000International: B23K26/06;B41J2/16Applicant(s) Name: Canon K.K.Address: Inventor(s) Name: Oide AtsuPatent Agency Code: 11038Patent Agent: zhang weiAbstract The invention provides a laser working method free from generation of by-products and capable of preventing accumulation of thermal energy generating during… Read More »

Color laser drawing and its making process

Application Number: 00112284Application Date: 2000.05.15Publication Number: 1323704Publication Date: 2001.11.28Priority Information: International: B44F1/08;G03H1/04Applicant(s) Name: Zhao XiaofengAddress: Inventor(s) Name: Zhao XiaofengPatent Agency Code: 32204Patent Agent: bai shangchunAbstract The present invention discloses coloured laser art picture and its making method, it is characterized in that a layer of tin, aluminium or copper is adsorbed on plestic film base,… Read More »

Laser detector on bill transfer line

Application Number: 00121865Application Date: 2000.08.01Publication Number: 1280350Publication Date: 2001.01.17Priority Information: International: G07D7/12Applicant(s) Name: Su MingruAddress: Inventor(s) Name: Su MingruPatent Agency Code: 00000Patent Agent: Abstract The laser detector distinguishes counterfeit bank note and bill with anti-fake mark by means of frequency spectrum and resonance mode. It includes one universal support, one detector on the support, one… Read More »

Semiconductor laser and its producing method

Application Number: 00126951Application Date: 2000.09.08Publication Number: 1287397Publication Date: 2001.03.14Priority Information: 1999/9/8 JP 254784/1999International: H01S5/028;H01S5/10Applicant(s) Name: Sony Corp.Address: Inventor(s) Name: Negi KazuhikoPatent Agency Code: 11038Patent Agent: wang sibengAbstract A semiconductor laser capable of emitting a plurality of laser light having different oscillation wavelengths which is formed with dielectric films having little fluctuation in reflectance at ends… Read More »

Multiple optical pulse generator for femtosecond terawatt-level laser device

Application Number: 00115303Application Date: 2000.03.30Publication Number: 1266298Publication Date: 2000.09.13Priority Information: International: G02F1/35;H01S3/00;H01S3/10Applicant(s) Name: Shanghai Inst. of Optics and Fine Mechanics, Chines Academy of SciencesAddress: Inventor(s) Name: Li Ruxin;Yang Xiaodong;Xu ZhizhanPatent Agency Code: 31002Patent Agent: li lanyangAbstract The multiple optical pulse generator for femtosecond terawatt-level laser equipment includes external with incident window and emergent window, and… Read More »

Device for regulating parallelism between emitting and receiving optical axes of multi-wavelength laser radar

Application Number: 00123647Application Date: 2000.08.24Publication Number: 1340699Publication Date: 2002.03.20Priority Information: International: G01S7/48;G01S17/88;G02B7/198Applicant(s) Name: Inst of Atmospheric Physics, Chinese Academy of SciencesAddress: Inventor(s) Name: Zheng Siping;Wang Wenming;Wang ShufangPatent Agency Code: 11021Patent Agent: jiang lilouAbstract A regulator for regulating the parallelism between emitting and receiving optical axes of multi-wavelength laser radar for probing ozone in atmosphere and… Read More »

Ring optical fiber Q-switching laser

Application Number: 00119025Application Date: 2000.10.12Publication Number: 1349291Publication Date: 2002.05.15Priority Information: International: H01S3/067;H01S3/10Applicant(s) Name: China Science &. Technology Univ.Address: Inventor(s) Name: Xu Lixin;Ming Hai;Xie JianpingPatent Agency Code: 34103Patent Agent: wang yongAbstract The invention relates to a full fibre ring type laser composed of semiconductor laser, active fiber, wave interleaver, polarization controller, fiber isolator and adjusting unit.… Read More »