Shunichiro Sakamoto

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Kawagoe, JP

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Patents Grantslast 30 patents

Information Patent Grant
PCM signal reproducing/recording apparatus
- Patent number 5,182,678
- Issue date Jan 26, 1993
- Hitachi Ltd.
- Yuuji Hatanaka
- G11 - INFORMATION STORAGE
Information Patent Grant
PCM signal reproducing/recording apparatus
- Patent number 5,084,788
- Issue date Jan 28, 1992
- Hitachi, Ltd.
- Yuuji Hatanaka
- G11 - INFORMATION STORAGE
Information Patent Grant
PCM signal reproducing device
- Patent number 4,943,964
- Issue date Jul 24, 1990
- Hitachi, Ltd.
- Yuji Hatanaka
- G11 - INFORMATION STORAGE