Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6009072 | High density optical disc player | Yoichi Tsuchiya, Hitoshi Terasaki, Shuichi Ichiura, Toshio Ito, Yasuyuki Kano +2 more | 1999-12-28 |
| 5896367 | High density optical disc and optical disc player | Yoichi Tsuchiya, Hitoshi Terasaki, Shuichi Ichiura, Toshio Ito, Yasuyuki Kano +2 more | 1999-04-20 |
| 5838657 | High density optical disc and optical disc player | Yoichi Tsuchiya, Hitoshi Terasaki, Shuichi Ichiura, Toshio Ito, Yasuyuki Kano +2 more | 1998-11-17 |
| 5689495 | High density optical disc and optical disc player | Yoichi Tsuchiya, Hitoshi Terasaki, Shuichi Ichiura, Toshio Ito, Yasuyuki Kano +2 more | 1997-11-18 |
| 5477527 | High density optical disc and optical disc player | Yoichi Tsuchiya, Hitoshi Terasaki, Shuichi Ichiura, Toshio Ito, Yasuyuki Kano +2 more | 1995-12-19 |