Tetsuji Osawa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Light signal detecting circuit, light amount detecting device, and...
- Patent number 9,322,711
- Issue date Apr 26, 2016
- Hitachi High-Technologies Corporation
- Fujio Onishi
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
LIGHT SIGNAL DETECTING CIRCUIT, LIGHT AMOUNT DETECTING DEVICE, AND...
- Publication number 20150153223
- Publication date Jun 4, 2015
- Fujio Onishi
- G01 - MEASURING TESTING