Isao Onuma

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing silicon wafer and silicon wafer
- Patent number 6,809,890
- Issue date Oct 26, 2004
- Milestone Co., Ltd.
- Satoshi Do
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Imaging lens
- Publication number 20030081330
- Publication date May 1, 2003
- Satoshi Do
- G02 - OPTICS