Issued Patents All Time
Showing 26–38 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6343862 | Projecting image display device | Yasumasa Sawai, Kohtaro Hayashi, Soh Ohzawa, Yuichiro Ori | 2002-02-05 |
| 6278552 | Polarization separation device and projection-type display apparatus | Kohtaro Hayashi | 2001-08-21 |
| 6122454 | Viewfinder optical system | — | 2000-09-19 |
| 6116739 | Color projection display apparatus | Kohtaro Hayashi, Ichiro Kasai | 2000-09-12 |
| 5982561 | Viewfinder optical system | Taro Shibuya | 1999-11-09 |
| 5903788 | Camera | Hiromu Mukai, Katsuto Tanaka, Ichiro Tsujimura | 1999-05-11 |
| 5749008 | Eyepiece | Kyoko Yamaguchi | 1998-05-05 |
| 5717966 | Camera capable of metering light transmitting through a viewfinder | Shigeto Ohmori, Ichiro Kasai, Ichiro Tsujimura | 1998-02-10 |
| 5557358 | Camera having an electronic viewfinder for displaying an object image under different photographic conditions | Hiromu Mukai, Yasuo Maeda, Shigeto Ohmori | 1996-09-17 |
| 5448331 | Camera utilizing additional illumination from a flash light for focus detection and exposure operation | Masataka Hamada, Katsuyuki Nanba, Hiroshi Ueda, Reiji Seki, Hidehiko Fujii +1 more | 1995-09-05 |
| 5380461 | Trans-dihalogenostilbene compounds and liquid crystal electro-optical devices using them | Kikumasa Sato, Seiichi Inoue, Katsutoshi Machida | 1995-01-10 |
| 5255030 | Camera | Hiromu Mukai, Kohtaro Hayashi | 1993-10-19 |
| 5194886 | Finder optical system | Hiromu Mukai, Kohtaro Hayashi, Ichiro Kasai, Yasumasa Sugihara | 1993-03-16 |