Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6906842 | Electrochromic devices | Anoop Agrawal, John P. Cronin, Todd Gudgel, Raymond L. Zhang, Torsten Holdmann +3 more | 2005-06-14 |
| 6795226 | Chromogenic glazing | Anoop Agrawal, Juan Carlos L. Tonazzi, Raymond L. Zhang | 2004-09-21 |
| 6528782 | Chromogenic light filter and controls | Raymond L. Zhang, Anoop Agrawal, Bob Lecompte, Juan Carlos L. Tonazzi | 2003-03-04 |