Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5699341 | Optical disk apparatus and optical head thereof | Toshio Sugiyama, Nobuo Imada, Hidenori Shinohara, Yukio Fukui | 1997-12-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5699341 | Optical disk apparatus and optical head thereof | Toshio Sugiyama, Nobuo Imada, Hidenori Shinohara, Yukio Fukui | 1997-12-16 |