Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6426827 | Electrochromic or photoelectrochromic device | Pierre Bonhote, Michael Gratzel | 2002-07-30 |
| 6067184 | Electrochromic or photoelectrochromic device | Pierre Bonhote, Michael Gratzel | 2000-05-23 |