Issued Patents 1997
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D378099 | Copier | Kenzo Yoshida, Akira Tanabe | 1997-02-18 |
| 5600627 | Optical disk and a method for recording, reproducing, and deleting information on and from the optical disk | Junji Hirokane, Hiroyuki Katayama, Akira Takahashi | 1997-02-04 |
| 5595805 | Magneto-optical recording medium | Junichiro Nakayama, Junsaku Nakajima, Akira Takahashi | 1997-01-21 |