Takahiko Ihochi

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Koganei, JP

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Patents Grantslast 30 patents

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Liquid crystal display device
- Patent number 4,403,832
- Issue date Sep 13, 1983
- Hitachi, Ltd.
- Masashi Tanaka
- G02 - OPTICS
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Display device structure
- Patent number 4,392,747
- Issue date Jul 12, 1983
- Hitachi, Ltd.
- Akio Kumada
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
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Ceramic transparent piezoelectric transducer
- Patent number 4,367,426
- Issue date Jan 4, 1983
- Hitachi, Ltd.
- Akio Kumada
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Timepiece with alarm function including annular diaphragm to accomm...
- Patent number 4,362,400
- Issue date Dec 7, 1982
- Hitachi, Ltd.
- Takahiko Ihochi
- G04 - HOROLOGY