Issued Patents 1994
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5369632 | Disc with prevention of static electric charge build-up | — | 1994-11-29 |
| 5367422 | Disc cartridge having mistaken recording inhibiting mechanism | Hirotoshi Fujisawa | 1994-11-22 |
| 5332342 | Electrode tip dresser and cutter for electrode tip dresser | Hiroyuki Kizaki, Kazuo Arai, Sadao Kamei, Toyoji Yamada, Takeshi Okubo +2 more | 1994-07-26 |
| 5323382 | Disc cartridge | — | 1994-06-21 |
| 5323381 | Disc for recording information signals | Sachiya Chiba, Daiki Kobayashi | 1994-06-21 |
| 5293526 | Electronic equipment including a plurality of independently powered apparatus | — | 1994-03-08 |
| 5289456 | Method of forming a magneto-optical disk hub in which the inner peripheral edge portion of the spindle opening is strengthened and made abrasion resistant | — | 1994-02-22 |
| 5282045 | Depth-of-field control apparatus and image pickup apparatus having the same therein | Itaru Mimura, Toshiyuki Akiyama, Yoshizumi Eto, Naoki Ozawa, Takahiro Matsumoto | 1994-01-25 |