Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5687158 | Optical disk recording and reproducing apparatus for compressed signals | Takashi Kawasaki, Hideo Ueno, Tomomi Matsumura | 1997-11-11 |
| 5681394 | Photo-excited processing apparatus and method for manufacturing a semiconductor device by using the same | — | 1997-10-28 |
| 5592449 | Disc apparatus using character-based control codes in a table of contents | Soju Goto, Takashi Kawasaki, Satoshi Hiranuma, Izumi Shibata | 1997-01-07 |