Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10401632 | Planar high angle line generator | Alan D. Kathman | 2019-09-03 |
| 8593733 | Diffractive optical elements and applications thereof | Alan D. Kathman | 2013-11-26 |
| 7219895 | Chess game playing array assembly | — | 2007-05-22 |