Yuji Yamakawa

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Okinawa-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Back light system for minimizing non-display area of liquid crystal...
- Patent number 6,388,722
- Issue date May 14, 2002
- Hitachi, Ltd.
- Yoshiomi Yoshii
- G02 - OPTICS
Information Patent Grant
Back light system for minimizing non display area of liquid crystal...
- Patent number 6,147,724
- Issue date Nov 14, 2000
- Hitachi, Ltd.
- Yoshiomi Yoshii
- G02 - OPTICS