Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6403236 | Polymer light emitting device | Toshihiro Ohnishi, Shuji Doi | 2002-06-11 |
| 6403237 | Polymeric fluorescent substance and organic electroluminescence device | Masamitsu Ishitobi, Makoto Kitano | 2002-06-11 |