Koichi Kawaguchi

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Hitachi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Information presentation apparatus and information display apparatus
- Patent number 6,188,388
- Issue date Feb 13, 2001
- Hitachi, Ltd.
- Setsuo Arita
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information presentation apparatus and information display apparatus
- Patent number 5,835,078
- Issue date Nov 10, 1998
- Hitachi, Ltd.
- Setsuo Arita
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information presentation apparatus and information display apparatus
- Patent number 5,712,658
- Issue date Jan 27, 1998
- Hitachi, Ltd.
- Setsuo Arita
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Information processing apparatus using pointing input and speech input
- Patent number 5,677,993
- Issue date Oct 14, 1997
- Hitachi, Ltd.
- Yukiharu Ohga
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Automatic alarm display processing system in plant
- Patent number 5,581,242
- Issue date Dec 3, 1996
- Hitachi, Ltd.
- Setsuo Arita
- G05 - CONTROLLING REGULATING