Hiromichi Tanaka

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Ebina, JP

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Patents Grantslast 30 patents

Information Patent Grant
PCM signal generating/reproducing apparatus
- Patent number 4,961,204
- Issue date Oct 2, 1990
- Hitachi, Ltd.
- Hiromichi Tanaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Digital-to-analog converter device for processing PCM signals of di...
- Patent number 4,614,934
- Issue date Sep 30, 1986
- Hitachi, Ltd.
- Masaharu Kobayashi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital player using a pulse width detector
- Patent number 4,562,549
- Issue date Dec 31, 1985
- Hitachi, Ltd.
- Hiromichi Tanaka
- G11 - INFORMATION STORAGE
Information Patent Grant
PCM Recorder with pause controlled signal rearranging
- Patent number 4,467,370
- Issue date Aug 21, 1984
- Hitachi, Ltd.
- Takashi Hoshino
- G11 - INFORMATION STORAGE
Information Patent Grant
Muting circuit in a PCM recording and reproducing apparatus
- Patent number 4,309,726
- Issue date Jan 5, 1982
- Hitachi, Ltd.
- Hiromichi Tanaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Automatic record size detector
- Patent number 4,302,833
- Issue date Nov 24, 1981
- Hitachi, Ltd.
- Hiromichi Tanaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Electronic switchover circuit
- Patent number 4,256,980
- Issue date Mar 17, 1981
- Hitachi, Ltd.
- Akihiro Asada
- H03 - BASIC ELECTRONIC CIRCUITRY