Issued Patents 2011
Showing 1–2 of 2 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 |