Issued Patents 2003
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6650483 | Optical element, optical system using optical element, and optical device with optical element | Tsukasa Uehara, Kenji Kawano, Seiji Iida | 2003-11-18 |
| 6639729 | Reflecting type of zoom lens | Tsunefumi Tanaka, Toshiya Kurihashi, Shigeo Ogura, Keisuke Araki, Nobuhiro Takeda +6 more | 2003-10-28 |
| 6636360 | Reflecting type of zoom lens | Tsunefumi Tanaka, Toshiya Kurihashi, Shigeo Ogura, Keisuke Araki, Nobuhiro Takeda +6 more | 2003-10-21 |
| 6633437 | Zoom lens and photographing apparatus having it | Koji Hoshi | 2003-10-14 |
| 6616287 | Optical element | Fumiaki Kumagai | 2003-09-09 |
| 6545819 | Zoom lens and optical apparatus having the same | Norihiro Nanba, Koji Hoshi, Hiroyuki Hamano | 2003-04-08 |
| 6529330 | Observation optical system and optical device having the same | Takeshi Akiyama | 2003-03-04 |