Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5821002 | Polymeric fluorescent substance, production process thereof and organic electrolumescence device | Toshihiro Ohnishi, Takanobu Noguchi, Shuji Doi | 1998-10-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5821002 | Polymeric fluorescent substance, production process thereof and organic electrolumescence device | Toshihiro Ohnishi, Takanobu Noguchi, Shuji Doi | 1998-10-13 |