Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5875018 | Process and device for the projection of image information for persons with visual impairment caused by deviation of the position of their optical axis | — | 1999-02-23 |
| 5530495 | Apparatus and method for projecting and receiving image information using a screen | — | 1996-06-25 |