Issued Patents All Time
Showing 26–50 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5726799 | Real image type viewfinder | Tetsuya Abe, Takayuki Ito | 1998-03-10 |
| 5701205 | Shiftable lens system | Shuji Yoneyama, Koichi Maruyama, Takayuki Ito | 1997-12-23 |
| 5694244 | Real-image finder having variable power | Tetsuya Abe, Takayuki Ito, Moriyasu Kanai | 1997-12-02 |
| 5692227 | Viewfinder | Hidetaka Yokota, Tetsuya Abe | 1997-11-25 |
| 5668674 | Reflecting prism and a finder system having a reflecting prism | Moriyasu Kanai | 1997-09-16 |
| 5663838 | Zoom lens system | Takayuki Ito | 1997-09-02 |
| 5642223 | Tilting lens system | Shuji Yoneyama, Koichi Maruyama, Takayuki Ito | 1997-06-24 |
| 5625487 | Device for adjusting the diopter setting of a finder assembly | Tetsuya Abe, Shuji Yoneyama, Hirofumi Matsuo, Ryota Ogawa, Ichiro Taguchi +1 more | 1997-04-29 |
| 5621568 | Device for adjusting the diopter setting of a finder assembly | Tetsuya Abe, Shuji Yoneyama, Hirofumi Matsuo, Ryota Ogawa, Ichiro Taguchi +1 more | 1997-04-15 |
| 5550674 | Real time type viewfinder | Tetsuya Abe, Takayuki Ito | 1996-08-27 |
| 5541768 | Variable power view finder having aspheric lens surfaces | Takayuki Ito | 1996-07-30 |
| 5537184 | Real image finder system for a camera | Masato Noguchi, Kazuhiro Yamada, Ichiro Taguchi, Masahiro Inazuka | 1996-07-16 |
| 5513043 | Real image type variable power finder | Tetsuya Abe, Takayuki Ito | 1996-04-30 |
| 5442481 | Finder optical system in camera | — | 1995-08-15 |
| 5434636 | Real image type view finder | Takayuki Ito | 1995-07-18 |
| 5424871 | Zoom lens system | Takayuki Ito, Shuji Yoneyama | 1995-06-13 |
| 5410430 | Variable power view finder | Takayuki Ito | 1995-04-25 |
| 5353162 | Zoom lens system | Takayuki Ito | 1994-10-04 |
| 5345285 | View finder and camera having same | Toshiaki Ueda, Masahiro Hayakawa | 1994-09-06 |
| 5331464 | Zoom lens system | Takayuki Ito | 1994-07-19 |
| 5317451 | Albada finder | — | 1994-05-31 |
| 5313327 | Ocular lens | Takayuki Ito | 1994-05-17 |
| 5309278 | Real-image variable magnification finder including a light shield between two moving lens groups | Takayuki Ito | 1994-05-03 |
| 5278699 | Zoom lens system | Takayuki Ito, Shuji Yoneyama | 1994-01-11 |
| 5216546 | Attachment lens system for close-up photography | — | 1993-06-01 |