Yasuhiko Kita

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Ebina, JP

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Patents Grantslast 30 patents

Information Patent Grant
Laser machining method and laser machining apparatus
- Patent number 7,923,659
- Issue date Apr 12, 2011
- Hitachi Via Mechanics, Ltd.
- Kunio Arai
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and apparatus for drilling printed wiring boards
- Patent number 6,531,677
- Issue date Mar 11, 2003
- Hitachi Via Mechanics, Ltd.
- Kunio Arai
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
LASER PROCESSING METHOD OF PRINTED CIRCUIT BOARD AND LASER PROCESSI...
- Publication number 20220216665
- Publication date Jul 7, 2022
- OFUNA ENTERPRISE Japan Co., Ltd.
- Kunio ARAI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Laser Machining Method and Laser Machining Apparatus
- Publication number 20080053974
- Publication date Mar 6, 2008
- HITACHI VIA MECHANICS, LTD.
- Kunio Arai
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Laser drilling method
- Publication number 20040140299
- Publication date Jul 22, 2004
- HITACHI VIA MECHANICS, LTD.
- Kunio Arai
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
Method and apparatus for drilling printed wiring boards
- Publication number 20020040893
- Publication date Apr 11, 2002
- Hitachi Via Mechanics, Ltd.
- Kunio Arai
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR