Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6822801 | Device for determining focused state of taking lens | Masao Wada, Tetsuji Inoue, Ryoji Kumaki, Shinobu Nakamura, Haruo Tominaga +3 more | 2004-11-23 |
| 6809883 | Autofocus system | Tadashi Sasaki | 2004-10-26 |
| 6783246 | Ghost image prevention element for imaging optical system | — | 2004-08-31 |