Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7995450 | Optical element feeding device and optical pickup unit using the same | Seiji Ono, Naomitsu Kuroda, Yasushi Kinoshita | 2011-08-09 |
| 7675832 | Optical element feeding device driving method and optical disk apparatus | Seiji Ono, Naomitsu Kuroda, Yasushi Horie | 2010-03-09 |
| 4611335 | Digital data synchronizing circuit | Takao Arai, Masaharu Kobayashi, Takashi Takeuchi, Hiroshi Endoh | 1986-09-09 |