Hiroyuki WASHIYAMA

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Multi-exposure drawing method and apparatus therefor
- Patent number 7,136,087
- Issue date Nov 14, 2006
- ORC Manufacturing Co., Ltd.
- Takashi Okuyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Multibeam scanning exposure device
- Patent number 6,178,028
- Issue date Jan 23, 2001
- Asahi Kogaku Kogyo Kabushiki Kaisha
- Hiroyuki Washiyama
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
PHOTOLITHOGRAPHY SYSTEM
- Publication number 20120050705
- Publication date Mar 1, 2012
- ORC MANUFACTURING CO., LTD.
- Hiroyuki WASHIYAMA
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
Multi-exposure drawing method and apparatus therefor
- Publication number 20030011860
- Publication date Jan 16, 2003
- ASAHI KOGAKU KOGYO KABUSHIKI KAISHA
- Takashi Okuyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY