Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5982561 | Viewfinder optical system | Jun Ishihara | 1999-11-09 |
| 5907724 | Lens barrel and camera provided with a lens barrel | Tetsuya Uno, Hiroyuki Ogura, Toshihiro Hamamura, Hiroshi Ootsuka, Hideki Nagata +1 more | 1999-05-25 |
| 5489965 | Finder display apparatus | Hiromu Mukai | 1996-02-06 |
| 5086353 | Variable magnification viewfinder optical system | Hiromu Mukai, Kagumi Kojiya, Kohtaro Hayashi | 1992-02-04 |
| 4763997 | Viewfinder optical system of inverted Galilean type with great magnification | Kazuo Kimura | 1988-08-16 |
| 4650293 | Albada finder optical system of inverted Galilean type | Kazuo Kimura | 1987-03-17 |
| 4593984 | Viewfinder lens system | Kazuo Kimura, Hiromu Mukai | 1986-06-10 |