Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6400341 | Head-mounted picture display device | Yoshihiro Maeda | 2002-06-04 |
| 6351252 | Head-mounted picture display device | Yoshihiro Maeda | 2002-02-26 |
| 6335711 | Head-mounted picture display device | Yoshihiro Maeda, Kunio Yamamiya | 2002-01-01 |