Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4965867 | Offset compensation circuit | Masami Tsuchida, Ichiro Miyake, Tokihiro Takahashi, Yoshimi Iso, Takao Arai +1 more | 1990-10-23 |
| 4872171 | Method for recording digital data so as to avoid operational error on reproduction | Tokihiro Takahashi | 1989-10-03 |