Tadashi Onishi

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Hachioji, JP

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Patents Grantslast 30 patents

Information Patent Grant
Digital information system, digital audio signal processor and sign...
- Patent number 6,282,611
- Issue date Aug 28, 2001
- Hitachi, Ltd.
- Nobuo Hamamoto
- G07 - CHECKING-DEVICES
Information Patent Grant
Radio paging system with voice transfer function and radio pager
- Patent number 5,842,123
- Issue date Nov 24, 1998
- Hitachi, Ltd.
- Nobuo Hamamoto
- G08 - SIGNALLING
Information Patent Grant
Radio paging system with voice transfer function and radio pager
- Patent number 5,412,719
- Issue date May 2, 1995
- Hitachi, Ltd.
- Nobuo Hamamoto
- G08 - SIGNALLING

Patents Applicationslast 30 patents

Information Patent Application
Digital information system, digital audio signal processor and sign...
- Publication number 20010037431
- Publication date Nov 1, 2001
- Nobuo Hamamoto
- G07 - CHECKING-DEVICES