Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6444334 | Polymeric fluorescent substance and polymer light-emitting device using the same | Yoshiaki Tsubata, Takahiro Ueoka | 2002-09-03 |
| 6403236 | Polymer light emitting device | Toshihiro Ohnishi, Takanobu Noguchi | 2002-06-11 |
| 6404472 | Film containing oriented dye, method of manufacturing the same, and polarizer and liquid crystal display unit utilizing the same | Alejandro Andreatta | 2002-06-11 |