Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6636262 | Automatic focusing device | Kazuhiro Tsujino | 2003-10-21 |
| 6624851 | Automatic focusing device of image pickup device and method of correcting zoom tracking curve | Kazuhiko Sugimoto | 2003-09-23 |
| 6529455 | Disk apparatus with enhanced focal positioning | Toshihide Hamaguchi, Koichi Tada | 2003-03-04 |