Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8087038 | Optical pickup having thermal expansion compensation | Yasushi Kinoshita, Seiichi Katou, Katsuhiko Kimura, Seiji Ono, Hidenao Saito | 2011-12-27 |
| 7995450 | Optical element feeding device and optical pickup unit using the same | Seiji Ono, Eiji Okubo, Yasushi Kinoshita | 2011-08-09 |
| 7675832 | Optical element feeding device driving method and optical disk apparatus | Seiji Ono, Eiji Okubo, Yasushi Horie | 2010-03-09 |
| 6680883 | Objective lens driving device and optical disc apparatus using the same | Shinro Inui, Naohiko Otoshi, Katsuhiko Izumi, Michio Miura, Ryuichiro Mizuno | 2004-01-20 |
| 6567352 | Objective lens driving device and optical disc apparatus using the same | Shinro Inui, Naohiko Otoshi, Katsuhiko Izumi, Michio Miura, Ryuichiro Mizuno | 2003-05-20 |
| 6195314 | Objective lens driving device and optical disc apparatus using the same | Shinro Inui, Naohiko Otoshi, Katsuhiko Izumi, Michio Miura, Ryuichiro Mizuno | 2001-02-27 |