Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6491391 | System, apparatus, and method for reducing birefringence | Dwight P. Dustin, Youval Katzman, Israel Grossinger, Uzi Efron, Dan Katzman | 2002-12-10 |
| 6491394 | Method for refracting and dispensing electro-active spectacles | Dwight P. Dustin, Dan Katzman | 2002-12-10 |
| 6417778 | Advanced floor mat | Dwight P. Duston | 2002-07-09 |