Hiroyuki Kogane

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Television receiver
- Patent number D308673
- Issue date Jun 19, 1990
- Hitachi, Ltd.
- Atsuhiko Urushihara
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Television receiver
- Patent number D306723
- Issue date Mar 20, 1990
- Hitachi, Ltd.
- Hiroyuki Kogane
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Television receiver
- Patent number D298323
- Issue date Nov 1, 1988
- Hitachi, Ltd.
- Tsukasa Ariyoshi
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Television receiver
- Patent number D298247
- Issue date Oct 25, 1988
- Hitachi, Ltd.
- Hiroyuki Kogane
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Television receiver
- Patent number D297010
- Issue date Aug 2, 1988
- Hitachi, Ltd.
- Akemi Takahashi
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Television receiver
- Patent number D289161
- Issue date Apr 7, 1987
- Hitachi, Ltd.
- Takao Aoki
- D14 - Recording, communication, or information retrieval equipment
Information Patent Grant
Television receiver
- Patent number D281778
- Issue date Dec 17, 1985
- Hitachi, Ltd.
- Shigeki Gushiken
- D14 - Recording, communication, or information retrieval equipment