Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6833538 | Device for determining focused state of taking lens | Tadashi Sasaki, Masao Wada, Tetsuji Inoue, Ryoji Kumaki, Haruo Tominaga +3 more | 2004-12-21 |
| 6822801 | Device for determining focused state of taking lens | Satoshi Yahagi, Masao Wada, Tetsuji Inoue, Ryoji Kumaki, Haruo Tominaga +3 more | 2004-11-23 |
| 6700137 | Light emitting diode device | Megumi Horiuchi | 2004-03-02 |