Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4750816 | Electrochromic element comprising an organic, oxidative color-forming layer and an inorganic, reductive color-forming layer | Toshiyasu Ito, Jun Minoura, Katsuaki Okabayashi, Shigeyuki Takahashi, Mamoru Kato | 1988-06-14 |