Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4297006 | Protective membrane for electrochromic displays | — | 1981-10-27 |
| 4236792 | Electrochromic display and method for making same | — | 1980-12-02 |
| 4227779 | Hermetic seal for electrochromic display | Douglas A. George | 1980-10-14 |