Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12372760 | Variable magnification projection optical system and projection apparatus | — | 2025-07-29 |
| 11409191 | Projection optical system and projection apparatus | Kazuhiko Inoue | 2022-08-09 |
| 11378880 | Projection optical system and projection apparatus that enlarge and project an image displayed on a display | Kazuhiko Inoue, Atsushi Matsuura | 2022-07-05 |
| 11181722 | Projection optical system and projector | Katsuhiro Takamoto, Yusuke Imai | 2021-11-23 |
| 10908484 | Projection optical system and projector | Kazuhiko Inoue, Yusuke Imai | 2021-02-02 |
| 10845695 | Projection optical system and projection apparatus that enlarge and project an image displayed on a display | Kazuhiko Inoue, Atsushi Matsuura | 2020-11-24 |
| 10401596 | Projection optical system and projector | — | 2019-09-03 |
| 10317786 | Wide angle projection optical system and apparatus with a short projection distance | Kazuhiko Inoue, Atsushi Matsuura | 2019-06-11 |
| 10168602 | Projection optical system and projector | — | 2019-01-01 |
| 9116331 | Projection lens system having variable magnification | — | 2015-08-25 |
| 9019620 | Zoom lens, image sensing optical device and digital appliance | — | 2015-04-28 |
| 7911705 | Projection lens and projector | — | 2011-03-22 |
| 7612951 | Projection lens unit | Tokuji Matsuda, Kohei Wataru | 2009-11-03 |
| 7573647 | Optical unit and image capturing apparatus including the same | Hiroyuki Matsumoto, Yasushi Yamamoto | 2009-08-11 |
| 7489450 | Lens unit and an image-sensing apparatus therewith | Hiroyuki Matsumoto, Yasushi Yamamoto | 2009-02-10 |
| 7446947 | Variable magnification optical system and image taking apparatus provided therewith | Yasushi Yamamoto, Hiroyuki Matsumoto | 2008-11-04 |
| 7433584 | Variable-magnification optical system and image-taking apparatus therewith | Hiroyuki Matsumoto, Yasushi Yamamoto | 2008-10-07 |
| 7339747 | Variable magnification optical system | Yasushi Yamamoto, Hiromichi Nose | 2008-03-04 |
| 7315422 | Image forming device | Hiromichi Nose, Mamoru Terada | 2008-01-01 |
| 7227698 | Optical unit, and image taking apparatus provided therewith | Yasushi Yamamoto, Hiroyuki Matsumoto | 2007-06-05 |
| 7221517 | Image forming device | Mamoru Terada, Hiromichi Nose | 2007-05-22 |
| 7180679 | Image-taking apparatus | Hiromichi Nose, Mamoru Terada | 2007-02-20 |
| 7139129 | Image-taking apparatus | Hiromichi Nose, Mamoru Terada | 2006-11-21 |
| 7042652 | Image-taking apparatus | Hiromichi Nose, Mamoru Terada | 2006-05-09 |
| 6977778 | Image-taking apparatus | Hiromichi Nose, Mamoru Terada | 2005-12-20 |