Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6239771 | Head mounted display | Yoshinao Usuki, Masaki Matsuno, Kenji Tosaki | 2001-05-29 |
| 6124837 | Head mounted display | Yoshinao Usuki, Masaki Matsuno, Kenji Tosaki | 2000-09-26 |
| 5774096 | Head mounted display | Yoshinao Usuki, Masaki Matsuno, Kenji Tosaki | 1998-06-30 |