Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8040771 | Optical disc apparatus and method for controlling overwrite power | Atsushi Yamada, Toru Kawashima, Mitsuhiro Nishidate | 2011-10-18 |
| 7944787 | Method for adjusting a focus position on an optical disc and an optical disc apparatus applying the same therein | Toru Kawashima, Atsushi Yamada, Mitsuru Harai | 2011-05-17 |