Hirokazu Okabe

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electronic device
- Patent number 7,224,307
- Issue date May 29, 2007
- Sony Corporation
- Toshiyuki Hisatsune
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Electronic apparatus
- Publication number 20030137338
- Publication date Jul 24, 2003
- Toshiyuki Hisatsune
- H01 - BASIC ELECTRIC ELEMENTS