Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7372987 | Three-dimensional image evaluation unit and display device using the unit | Yoshinobu Tanaka | 2008-05-13 |
| 6331841 | Image display system | Naoto Shimada | 2001-12-18 |
| 6151061 | Biocular image display apparatus | — | 2000-11-21 |
| 6137457 | Image display system | Naoto Shimada | 2000-10-24 |
| 5838432 | Optical Angle detection apparatus | Yoichi Iba, Toshiro Okamura, Seiichiro Tabata | 1998-11-17 |
| 5621424 | Head mount display apparatus allowing easy switching operation from electronic image to external field image | Naoto Shimada, Toshiro Okamura, Seiichiro Tabata, Satoshi Imai, Osamu Konuma +1 more | 1997-04-15 |
| 5526184 | Head-mounted display apparatus for observing an outside world image and/or a display image | Akiyoshi Tochigi, Satoshi Imai | 1996-06-11 |