Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7969844 | Optical disc device | Katsuya Watanabe, Akira Yoshikawa, Eiji Ueda, Hiroshige Ishibashi | 2011-06-28 |
| 7936645 | Optical disc device | Katsuya Watanabe | 2011-05-03 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7969844 | Optical disc device | Katsuya Watanabe, Akira Yoshikawa, Eiji Ueda, Hiroshige Ishibashi | 2011-06-28 |
| 7936645 | Optical disc device | Katsuya Watanabe | 2011-05-03 |