Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6414931 | Lens driving device, optical head and optical disc system | Isao Ichimura, Kenji Yamamoto, Kiyoshi Ohsato, Toshio Watanabe | 2002-07-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6414931 | Lens driving device, optical head and optical disc system | Isao Ichimura, Kenji Yamamoto, Kiyoshi Ohsato, Toshio Watanabe | 2002-07-02 |