Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8369036 | Lens apparatus | — | 2013-02-05 |
| 8026971 | Visible and infrared light image-taking optical system | Hideki Mitsumine, Shinkichi Ikeda, Arihiro Saita | 2011-09-27 |
| 7593169 | Optical option attachment ring | — | 2009-09-22 |
| 7003223 | Lens control system and focus information display apparatus | Tadashi Sasaki, Keiji Kaneko | 2006-02-21 |
| 6580571 | Lens apparatus | Tadashi Sasaki, Keiji Kaneko, Minoru Tanaka, Atsushi Kanayama | 2003-06-17 |
| 5946516 | Attachment structure for attaching a lens unit for a camera body | Shigeru Yoshida | 1999-08-31 |