Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10527839 | Eyepiece optical system, optical apparatus and method for manufacturing eyepiece optical system | Taku Matsuo, Yukio Kubota, Takuya Sato | 2020-01-07 |
| 10042157 | Eyepiece optical system, optical apparatus and method for manufacturing eyepiece optical system | Taku Matsuo, Yukio Kubota, Takuya Sato | 2018-08-07 |
| 9470885 | Eyepiece optical system and optical apparatus | Taku Matsuo, Yukio Kubota, Takuya Sato | 2016-10-18 |
| 9007703 | Imaging lens, optical apparatus equipped therewith, and method for manufacturing imaging lens | Issei Tanaka | 2015-04-14 |
| 8395849 | Imaging lens, optical apparatus equipped with imaging lens and method for manufacturing imaging lens | Mami Muratani, Haruo Sato | 2013-03-12 |
| 7761003 | Optical apparatus and manufacturing method of optical apparatus | — | 2010-07-20 |
| 7133210 | Eyepiece lens | Shinichi Mitsuki | 2006-11-07 |
| 6424468 | Eyepiece lens | Kouichi Oshita, Hitoshi Nozaki | 2002-07-23 |
| 5740485 | Real image viewfinder which shifts prism ridge line away from target frame | Hidenori Miyamoto, Hiroshi Wakabayashi, Koichi Oshita | 1998-04-14 |
| 5712727 | Real-image zoom finder | — | 1998-01-27 |
| 5579169 | Underwater wide angle lens | — | 1996-11-26 |