Junji Yuasa

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Fukuroi City, JP

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Patents Grantslast 30 patents

Information Patent Grant
Backlighted keyboard and method using patterned light guide
- Patent number 7,891,829
- Issue date Feb 22, 2011
- Minebea Co., Ltd.
- Toshisada Takeda
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
BACKLIGHTED KEYBOARD AND METHOD USING PATTERNED LIGHT GUIDE
- Publication number 20090067153
- Publication date Mar 12, 2009
- MINEBEA CO., LTD.
- TOSHISADA TAKEDA
- G06 - COMPUTING CALCULATING COUNTING