Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5069815 | Powder electroluminescent element comprising inorganic electroluminescent particles and a polyurethane binder | Akira Aoki, Yukio Fujishima, Susumu Kusakawa, Sadaaki Tsuji, Tadashi Okamura | 1991-12-03 |