Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6498428 | Organic electroluminescent element and method for manufacturing same | Masahide Matsuura, Chishio Hosokawa | 2002-12-24 |
| 6469438 | Organic electroluminescence device with prescribed optical path length | Kenichi Fukuoka | 2002-10-22 |
| 6464898 | Fluorescence conversion medium and display device comprising it | Kazuhiro Tomoike, Motoharu Ishikawa | 2002-10-15 |
| 6455176 | Fluorescence-reddening membrane and red-emitting device using same | Hidetsugu Ikeda, Jun Tsuchiya | 2002-09-24 |
| 6344712 | Organic electroluminescent display device capable of preventing color mixing | Chisio Hosokawa, Masahide Matsuura | 2002-02-05 |