Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7944790 | Optical disc apparatus and data recording method thereof | Yasuhiro Wada, Koichi Watanabe, Toshio Shoji, Takakiyo Yasukawa | 2011-05-17 |
| 7885160 | Method of recording information on and reproducing information from optical disk and apparatus for the same | Takakiyo Yasukawa, Koichi Watanabe, Toshio Shoji, Yasuhiro Wada | 2011-02-08 |