Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5621424 | Head mount display apparatus allowing easy switching operation from electronic image to external field image | Naoto Shimada, Toshiro Okamura, Seiichiro Tabata, Osamu Konuma, Koh Mohri +1 more | 1997-04-15 |