Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8081554 | Optical pickup device with specific wavelength light blocking members for preventing further curing of adhesive | Tomoaki Tojo, Yasushi Kobayashi | 2011-12-20 |
| 8077574 | Drive device and method for controlling the same | Kenji Kawano | 2011-12-13 |
| 8031576 | Optical pickup device | — | 2011-10-04 |