Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6822808 | Zoom lens and optical apparatus having the same | Koji Hoshi, Hiroyuki Hamano, Makoto Sekita | 2004-11-23 |
| 6813091 | Zoom lens system and photographing apparatus having the same | — | 2004-11-02 |
| 6785060 | Reflecting type optical system | Kenichi Kimura, Tsunefumi Tanaka, Toshiya Kurihashi, Shigeo Ogura, Keisuke Araki +6 more | 2004-08-31 |
| 6771431 | Zoom lens and camera equipped with zoom lens | — | 2004-08-03 |
| 6728044 | Zoom lens | Takeshi Akiyama | 2004-04-27 |