Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8564756 | Optical system and image pick-up device provided with the same | — | 2013-10-22 |
| 7509046 | Optical system, finder optical system, relay type finder optical system, eyepiece optical system, and single-lens reflex camera | Akiyoshi Tochigi, Teruhisa Mitsuo, Hisashi Goto | 2009-03-24 |
| 7123425 | Light path reflecting optical system and apparatus provided with the same | — | 2006-10-17 |
| 7085072 | Optical path bending optical system and electronic apparatus using the same | — | 2006-08-01 |
| 7079328 | Path-bending zoom optical system | — | 2006-07-18 |
| 7042651 | Vari-focal optical system | Hiroyuki Minakata | 2006-05-09 |
| 6795223 | Scanning optical system | — | 2004-09-21 |
| 5909325 | Image display apparatus | Koichi Takahashi | 1999-06-01 |
| 5812100 | Image display apparatus | — | 1998-09-22 |
| 5805341 | Head or face mounted image display apparatus | — | 1998-09-08 |
| 5661604 | Image display apparatus | — | 1997-08-26 |
| 5623365 | Diffractive optical element for use within a projection lens system | — | 1997-04-22 |
| 5572343 | Visual display having see-through function and stacked liquid crystal shutters of opposite viewing angle directions | Toshiro Okamura, Seiichiro Tabata, Naoto Shimada, Masato Yasugaki, Yoichi Iba +1 more | 1996-11-05 |
| 5467205 | Image display system with right and left eye illuminating means | Takayoshi Togino | 1995-11-14 |
| 5170207 | Projection lens system | Yoshiko Tezuka | 1992-12-08 |