Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7995429 | Optical disk device and tilt correction method thereof | Koji Iijima, Motoyuki Suzuki | 2011-08-09 |
| 7931983 | Lithium ion secondary battery | Tsumoru Ohata, Tetsuya Hayashi, Takashi Takano, Shigeo Ikuta, Kohei Suzuki +3 more | 2011-04-26 |