Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5537537 | Burn-in diagnostic technique for a disc driving apparatus | Daisuke Fujikawa, Kenichi Sakai | 1996-07-16 |
| 4520407 | Recording and/or reproducing apparatus for a multi-channel digital signal | Masato Tanaka | 1985-05-28 |
| 4441184 | Method and apparatus for transmitting a digital signal | Nobuhiko Watanabe, Masato Tanaka | 1984-04-03 |
| 4429390 | Digital signal transmitting system | Nobuhiko Watanabe, Masato Tanaka | 1984-01-31 |
| 4402021 | Method and apparatus for recording digitized information on a record medium | Nobuhiko Watanabe, Masato Tanaka | 1983-08-30 |
| 4389681 | Method and apparatus for recording digitized information on a record medium | Masato Tanaka, Nobuhiko Watanabe | 1983-06-21 |
| 4348699 | Apparatus for recording and/or reproducing digital signal | Yoshikazu Tsuchiya, Masato Tanaka, Tetsu Watanabe, Chiaki Kanai, Nobuhiko Watanabe | 1982-09-07 |