Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703855 | Optical disk apparatus and recording and reading method for an optical disk using the same | Fumiyoshi Kirino, Tsuyoshi Toda, Hisataka Sugiyama, Atsushi Saito, Hiroyuki Tsuchinaga +6 more | 1997-12-30 |