Shin-ichi Wakumura

Follow

Person

Tokorozawa, JP

People

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
Information Patent Grant
Data outputting circuit
- Patent number 4,897,653
- Issue date Jan 30, 1990
- Pioneer Electronic Corporation
- Shin-ichi Wakumura
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Magnetic recording and reproducing device
- Patent number 4,864,433
- Issue date Sep 5, 1989
- Pioneer Electronic Corporation
- Shin-ichi Wakumura
- G11 - INFORMATION STORAGE