Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6602969 | Polymeric fluorescent substance and polymer light-emitting device | Masato Ueda | 2003-08-05 |
| 6544670 | Hole transporting polymer and organic electroluminescence device using the same | Makoto Kitano, Toshihiro Ohnishi, Fumi Yamaguchi, Takenori Osada | 2003-04-08 |
| 6521359 | Polymeric fluorescent substance and polymer light emitting device | Shuji Doi, Makoto Kitano, Fumi Yamaguchi | 2003-02-18 |