Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5850379 | Optical information recording medium, optical information recording method, and optical information reproducing apparatus utilizing the same | Mitsurou Moriya, Osamu Yamaguchi, Yoshihisa Fukushima | 1998-12-15 |
| 5790487 | Optical information recording medium, optical information recording method, and optical information reproducing apparatus utilizing the same | Mitsurou Moriya, Osamu Yamaguchi, Yoshihisa Fukushima | 1998-08-04 |
| 4538882 | Two-dimensional suspension | Shinichi Tanaka | 1985-09-03 |
| 4504934 | Optical signal reproducing apparatus | Shinichi Tanaka, Ikuo Matsuda, Kazutsugu Kobayashi | 1985-03-12 |
| 4488276 | Information read apparatus with tracking control system | Shinichi Tanaka | 1984-12-11 |