Hiroaki Tada

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Nishinomiya, 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
Electromagnetic device
- Patent number 4,919,521
- Issue date Apr 24, 1990
- Nippon Sheet Glass Co., Ltd.
- Hiroaki Tada
- G02 - OPTICS
Information Patent Grant
Electrochromic device
- Patent number 4,726,664
- Issue date Feb 23, 1988
- Nippon Sheet Glass Co., Ltd.
- Hiroaki Tada
- G02 - OPTICS