Tsutomu Hasegawa

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Kyoto-Shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Lens array unit and process for making lens array
- Patent number 6,646,807
- Issue date Nov 11, 2003
- Rohm Co., Ltd.
- Yasuhiro Yoshikawa
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Lens array unit and process for making lens array
- Publication number 20030021034
- Publication date Jan 30, 2003
- ROHM CO., LTD.
- Yasuhiro Yoshikawa
- G02 - OPTICS