Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11132913 | Computer-implemented systems and methods for acquiring and assessing physical-world data indicative of avatar interactions | Vikram Ramanarayanan, Mark Katz, Ravindran Ramaswamy, David Suendermann-Oeft | 2021-09-28 |
| 4996994 | Apparatus for photogrammetrically measuring the human head | Karl-Heinz Lange | 1991-03-05 |
| 4805638 | Apparatus for photogrammetrically measuring the human head | Karl-Heinz Lange | 1989-02-21 |
| 4762407 | Process for preparation of spectacles | Wilhelm Anger | 1988-08-09 |