Tokio Isago

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Patents Grantslast 30 patents

Information Patent Grant
Method of forming optical thin films on substrate at high accuracy...
- Patent number 6,798,499
- Issue date Sep 28, 2004
- Alps Electric Co., Ltd.
- Yuichi Umeda
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
Method for forming optical thin films on substrate at high accuracy...
- Publication number 20030016346
- Publication date Jan 23, 2003
- Alps Electric Co., Ltd.
- Yuichi Umeda
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...