Issued Patents 2011
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8085631 | Tracking control device, tracking control method, and optical disc apparatus | Takeharu Yamamoto, Yoshirou Kashiwabara, Akihiro Arai | 2011-12-27 |
| 8031570 | Optical disk unit and driving method therefor | Katsuya Watanabe, Rie Takahashi, Hiroshige Ishibashi | 2011-10-04 |
| 8014240 | Optical disk device, method of controlling optical head, and control device for optical head | Kenji Kondo, Kenji Fujiune | 2011-09-06 |
| 7995428 | Optical disc apparatus and seek processing method | — | 2011-08-09 |
| 7976806 | Granular material comprising porous particles containing calcium and/or magnesium | Osamu Misumi, Shinichi Yamamoto, Takayuki Watanabe, Takashi Watanabe, Fumio Okada +3 more | 2011-07-12 |
| 7942561 | Light guide having reflective protruding portion, and lighting devices including such light guide | Takeshi Ishimaru, Hidemitsu Takeuchi, Tomihisa Saito, Hideki Azuma, Takahiro Hashimoto | 2011-05-17 |
| 7911907 | Optical disc judgment method and optical disc device | Hiroshige Ishibashi, Katsuya Watanabe, Rie Takahashi | 2011-03-22 |