Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5327281 | Solid polymeric electrolytes for electrochromic devices having reduced acidity and high anodic stability | Stuart F. Cogan | 1994-07-05 |
| 5288381 | Method for producing electrochromic material and electro-optical device using same | Stuart F. Cogan | 1994-02-22 |