Issued Patents All Time
Showing 101–105 of 105 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5966721 | Digital signal recording method and disk reproducing apparatus | Hiroshi Hirayama, Masayuki Hirabayashi, Yutaka Nagai, Toshifumi Takeuchi | 1999-10-12 |
| 5956193 | Information signal recording and playback method and apparatus therefor | Seiichi Saito, Toshifumi Takeuchi, Masafumi Nakamura, Junji Shiokawa | 1999-09-21 |
| 5920579 | Digital signal reproduction apparatus | Yutaka Nagai, Shuichi Sagano, Toshifumi Takeuchi, Taku Hoshizawa | 1999-07-06 |
| 5589995 | Header information of information signal recording and reproducing method and apparatus therefor | Seiichi Saito, Toshifumi Takeuchi, Masafumi Nakamura, Junji Shiokawa | 1996-12-31 |
| 5442612 | Digital signal reproduction devices, integrated circuits for use therewith, and digital signal reproduction methods | Toshifumi Takeuchi, Shinichi Obata, Izumi Kimura, Hiroshi Tadokoro, Yutaka Nagai | 1995-08-15 |