Issued Patents All Time
Showing 1–25 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12242173 | Lens barrel and imaging apparatus | Kunihiko Shimizu, Hisanori Togawa, Koji Nagaoka | 2025-03-04 |
| 10877236 | Lens barrel and camera | Kazuaki Kamio | 2020-12-29 |
| 10466453 | Optical system and optical device provided therewith | Hiroyuki Ishigami, Kunihiko Shimizu, Akihiko Obama | 2019-11-05 |
| 7864462 | Interchangeable lens incorporating a lens drive motor | — | 2011-01-04 |
| 7839053 | One-way rotational transfer mechanism, and ultrasonic rotary drive device incorporating one-way rotational transfer mechanism | Takahiro Kobayashi | 2010-11-23 |
| 7742076 | Image-capturing apparatus and camera-shake compensation mechanism | Shuzo Seo, Shinichi Kakiuchi | 2010-06-22 |
| 7531942 | Ultrasonic rotary drive device | Takahiro Kobayashi | 2009-05-12 |
| 7318508 | One-way rotational transfer mechanism | Shuzo Seo | 2008-01-15 |
| 7213693 | Rotational transfer mechanism | Makoto Iikawa | 2007-05-08 |
| 7201262 | One-way rotational transfer mechanism | Makoto Iikawa | 2007-04-10 |
| 7184228 | Lens body tube | Tomoaki Kobayashi | 2007-02-27 |
| 7102837 | One-way rotational transfer mechanism, and a lens barrel incorporating the same | Makoto Iikawa | 2006-09-05 |
| 7099576 | Lens barrel incorporating a one-way rotational transfer mechanism | Makoto Iikawa | 2006-08-29 |
| 7088523 | Lens body tube | Tomoaki Kobayashi | 2006-08-08 |
| 6879445 | Power/manual lens barrel having a manual operating ring | — | 2005-04-12 |
| 6827190 | One-way rotational transfer mechanism | — | 2004-12-07 |
| 6747807 | Lens barrel | Makoto Iikawa | 2004-06-08 |
| 6631035 | Varifocal lens barrel and a lens drive mechanism | Makoto Iikawa | 2003-10-07 |
| 6594088 | Method for molding cam ring with convex cams, molding die assembly, and molded cam ring | Makoto Iikawa | 2003-07-15 |
| 6397009 | Zoom lens system and adjusting method of same | Takayuki Ito, Hiroyasu Ozaki | 2002-05-28 |
| 6388826 | Device for adjusting the eccentricity of a lens in a frame | Makoto Iikawa | 2002-05-14 |
| 6333825 | Vari-focal lens | Makoto Iikawa | 2001-12-25 |
| 6269227 | Lens hood | Hiroaki Suzuki, Makoto Iikawa, Kazunori Ishizuka, Kazuhiro Hattori | 2001-07-31 |
| 6236523 | Floating lens barrel, lens barrel, and a common lens barrel system | Makoto Iikawa | 2001-05-22 |
| 6118601 | Floating lens barrel, lens barrel, and a common lens barrel system | Makoto Iikawa | 2000-09-12 |