Issued Patents All Time
Showing 76–100 of 109 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6469836 | Eyepiece | Hitoshi Miyano | 2002-10-22 |
| 6454440 | Illumination apparatus and projection type display apparatus using the same | — | 2002-09-24 |
| 6402325 | Illuminating optical system having multiple light sources and lenticular arrays for use with a projection-type display unit | — | 2002-06-11 |
| 6383131 | Stereoscopic endoscope | Hitoshi Miyano | 2002-05-07 |
| 6354704 | Progressive power spectacle lens | — | 2002-03-12 |
| 6353504 | Objective lens for endoscope | — | 2002-03-05 |
| 6337759 | Polarization converter and projection-type display device using the same | — | 2002-01-08 |
| 6325514 | Projection type display device | — | 2001-12-04 |
| 6317269 | Projection lens and projector apparatus | — | 2001-11-13 |
| 6295166 | Projection lens for projection type of television system | — | 2001-09-25 |
| 6222680 | Zoom lens | Hiroshi Yamada, Akiko Nagahara | 2001-04-24 |
| 6181481 | Objective lens for endoscope | Hitoshi Miyano | 2001-01-30 |
| 6118588 | Illumination optical system and projector apparatus using the same | — | 2000-09-12 |
| 6097449 | Liquid-crystal projector having a mirror with a specific tilt adjustment mount | Yasuyuki Miyata, Takashi Watanabe | 2000-08-01 |
| 6075648 | Projector-type display device | Kazuya Yoneyama | 2000-06-13 |
| 6048079 | Illumination optical system for liquid crystal display | Kazuya Yoneyama | 2000-04-11 |
| 6038078 | Projection lens | — | 2000-03-14 |
| 6030082 | Illumination optical system and projector apparatus using the same | — | 2000-02-29 |
| 6008952 | Zoom lens system | — | 1999-12-28 |
| 5971915 | Stereoscopic endoscope | Hitoshi Miyano | 1999-10-26 |
| 5946144 | Wide-angle lens | — | 1999-08-31 |
| 5936778 | Objective lens for endoscope | Hitoshi Miyano | 1999-08-10 |
| 5914823 | Camera lens systems | — | 1999-06-22 |
| 5867326 | Zoom lens | — | 1999-02-02 |
| 5856885 | Zoom lens | — | 1999-01-05 |