Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5426629 | Recording and/or reproducing method for an optical disc | Tamotsu Ishii, Kuninori Shino | 1995-06-20 |
| 5157642 | Optical disc recording/reproduction apparatus with improved track seeking | Yoshihiro Tsukamura, Naoya Eguchi, Shingeaki Wachi | 1992-10-20 |