Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693428 | Organic electroluminescent device | Takeshi Sano, Yuji Hamada, Kousuke Takeuchi, Kenichi Shibata | 1997-12-02 |
| 5674597 | Organic electroluminescent elements | Takeshi Sano, Masayuki Fujita, Yuji Hamada, Kosuke Takeuchi, Kenichi Shibata | 1997-10-07 |
| 5601903 | Organic electroluminescent elements | Takeshi Sano, Masayuki Fujita, Yuji Hamada, Kenichi Shibata | 1997-02-11 |