Tamio Takeuchi

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical transmission device
- Patent number 4,741,595
- Issue date May 3, 1988
- Hitachi, Ltd.
- Seiichi Onoda
- G02 - OPTICS
Information Patent Grant
Active optical connector including an electronic circuit board and...
- Patent number 4,720,630
- Issue date Jan 19, 1988
- Hitachi, Ltd.
- Tamio Takeuchi
- G02 - OPTICS
Information Patent Grant
Optical switch
- Patent number 4,715,673
- Issue date Dec 29, 1987
- Hitachi, Ltd.
- Takanobu Noro
- G02 - OPTICS