Masato Hyodo

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Light controlling device and process for controlling light transmis...
- Patent number 5,296,974
- Issue date Mar 22, 1994
- Nippon Sheet Glass Co., Ltd.
- Hiroaki Tada
- G02 - OPTICS
Information Patent Grant
Signal light
- Patent number 4,791,418
- Issue date Dec 13, 1988
- Taliq Corporation
- Hideo Kawahara
- G02 - OPTICS