Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866781 | Method and means of identifying objects with retro-reflected light | William Durand | 1989-09-12 |
| 4553032 | Infrared energy gage | Saukwan Lo | 1985-11-12 |
| 4277681 | Low radiation densitometer | — | 1981-07-07 |