Issued Patents All Time
Showing 51–57 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5604641 | Objective lens actuator and method for manufacturing the same | — | 1997-02-18 |
| 5559767 | Apparatus for detecting a focus error and a tracking error of an optical head | — | 1996-09-24 |
| 5548449 | Objective-lens actuator | Yuki Fujimura | 1996-08-20 |
| 5513047 | Actuator for an optical head | — | 1996-04-30 |
| 5392271 | Concurrent recording and reproducing optical disc and optical head apparatus for the same | — | 1995-02-21 |
| 5047188 | Process for preparation of modified methacrylic resin molding material | Kazuya Okada, Masahiro Taniguchi, Yasunori Shimomura, Hidemi Tanaka | 1991-09-10 |
| 4643597 | Dot printer | Shinichiro Fujii, Mitsutoshi Kakishima | 1987-02-17 |