Issued Patents All Time
Showing 51–75 of 100 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7400707 | Apparatus for and method of capturing radiation image | Tomonari Sendai | 2008-07-15 |
| 7287861 | Display optical system and image projector | — | 2007-10-30 |
| 6989939 | Variable-power optical system, projection optical system, and image projection apparatus using the systems | Shinji Yamasaki | 2006-01-24 |
| 6934092 | Zoom lens and photographing apparatus having the same | — | 2005-08-23 |
| 6606200 | Zoom lens device and optical apparatus provided with the same | Hiroyuki Hamano, Hiroki Yoshida | 2003-08-12 |
| 6285509 | Zoom lens and display apparatus having the same | Akihiro Nishio, Saburo Sugawara | 2001-09-04 |
| 6258128 | Artificial leg having bearing with stopper | Makoto Saito, Syuji Hagihara | 2001-07-10 |
| 6154322 | Zoom lens and photographing apparatus having the same | — | 2000-11-28 |
| 6134389 | Camera capable of varying size of image plane | Hideo Taka | 2000-10-17 |
| 6104548 | Zoom lens | Masatake Kato | 2000-08-15 |
| 6094312 | Rear focusing zoom lens | — | 2000-07-25 |
| 6081389 | Zoom lens of retrofocus type | Hidemi Takayama, Akihisa Horiuchi, Fumihito Wachi | 2000-06-27 |
| 5847882 | Rear focusing zoom lens | — | 1998-12-08 |
| 5784205 | Zoom lens | Akihisa Horiuchi, Hitoshi Mukaiya, Yasunori Murata, Fumihito Wachi | 1998-07-21 |
| 5754346 | Zoom lens | Akihisa Horiuchi, Hitoshi Mukaiya, Yasunori Murata, Fumihito Wachi | 1998-05-19 |
| 5739961 | Zoom lens | Akihisa Horiuchi, Hitoshi Mukaiya, Yasunori Murata, Fumihito Wachi | 1998-04-14 |
| 5583699 | Rear-focus zoom lens system | — | 1996-12-10 |
| 5574523 | Camera capable of varying size of image plane | Hideo Taka | 1996-11-12 |
| 5289317 | Compact zoom lens | Keiji Ikemori, Koutaro Yano | 1994-02-22 |
| 5270866 | Compact zoom lens | Kouji Oizumi, Keiji Ikemori, Yasuhisa Sato, Yasuyuki Yamada, Takashi Matsushita | 1993-12-14 |
| 5113287 | Compact zoom lens with positive power front lens group and negative power rear lens group | — | 1992-05-12 |
| 5111338 | Zoom Lens | — | 1992-05-05 |
| 5087988 | Zoom lens | — | 1992-02-11 |
| 5078481 | Magnification changing lens | Keiji Ikemori | 1992-01-07 |
| 5054898 | Compact high-range varifocal objectives | Nozomu Kitagishi, Jun Hattori, Shigeyuki Suda, Akihisa Horiuchi | 1991-10-08 |