Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6416887 | Organic electroluminescent element | Shizuo Tokito, Koji Noda, Hisayoshi Fujikawa, Masahiko Ishii, Makoto Kimura +1 more | 2002-07-09 |
| 6406801 | Optical resonator type organic electroluminescent element | Shizuo Tokito, Koji Noda, Hisayoshi Fujikawa | 2002-06-18 |
| 6355773 | Functional polymer and organic electroluminescence element, optical memory, and hole transport element using the same | Karl Heinz Weinfurtner, Hisayoshi Fujikawa, Shizuo Tokito | 2002-03-12 |