Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6639729 | Reflecting type of zoom lens | Tsunefumi Tanaka, Toshiya Kurihashi, Shigeo Ogura, Keisuke Araki, Makoto Sekita +6 more | 2003-10-28 |
| 6636360 | Reflecting type of zoom lens | Tsunefumi Tanaka, Toshiya Kurihashi, Shigeo Ogura, Keisuke Araki, Makoto Sekita +6 more | 2003-10-21 |
| 6577450 | Zoom lens and optical apparatus using the same | Hiroyuki Hamano | 2003-06-10 |
| 6556360 | Optical element and optical device having it | Hiroaki Hoshi | 2003-04-29 |
| 6535340 | Optical element and picture taking system including the optical element | — | 2003-03-18 |