Haruhisa Kosaka

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Nara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Liquid crystal projector
- Patent number 5,493,351
- Issue date Feb 20, 1996
- Sanyo Electric Co., Ltd.
- Goro Hamagishi
- G02 - OPTICS
Information Patent Grant
Liquid crystal projector
- Patent number 5,032,021
- Issue date Jul 16, 1991
- Sanyo Electric Co., Ltd.
- Keiichi Kanatani
- G02 - OPTICS
Information Patent Grant
Flat fluorescent lamp for liquid crystal display
- Patent number 4,920,298
- Issue date Apr 24, 1990
- Sanyo Electric Co., Ltd.
- Katsuhiro Hinotani
- G02 - OPTICS
Information Patent Grant
Sunlight-into-energy conversion apparatus
- Patent number 4,587,376
- Issue date May 6, 1986
- Sanyo Electric Co., Ltd.
- Haruhisa Kosaka
- F24 - HEATING RANGES VENTILATING