Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6744573 | Optical element | Motohiro Atsumi, Yoshihiro Maeda, Nobuo Miyairi | 2004-06-01 |
| 6680802 | Head-mounted image video display | Ryotaro Hanayama, Fuminori Ueno | 2004-01-20 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6744573 | Optical element | Motohiro Atsumi, Yoshihiro Maeda, Nobuo Miyairi | 2004-06-01 |
| 6680802 | Head-mounted image video display | Ryotaro Hanayama, Fuminori Ueno | 2004-01-20 |