Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7318966 | Luminescent element material and luminescent element comprising the same | Tsuyoshi Tominaga, Daisuke Kitazawa, Aki Makiyama | 2008-01-15 |
| 6921589 | Electroluminescent elements | Tsuyoshi Tominaga, Daisuke Kitazawa, Yoshio Himeshima | 2005-07-26 |
| 6878209 | Organic electroluminescent device | Yoshio Himeshima, Shigeo Fujimori | 2005-04-12 |
| 6805978 | Pyrromethene metal complex and light emitting device composition and light emitting devices using the same | Seiichiro Murase, Tsuyoshi Tominaga | 2004-10-19 |
| 6633124 | Process for producing an organic electroluminescent device | Yoshio Himeshima, Shigeo Fujimori | 2003-10-14 |
| 6592933 | Process for manufacturing organic electroluminescent device | Yoshio Himeshima, Shigeo Fujimori | 2003-07-15 |
| 6469439 | Process for producing an organic electroluminescent device | Yoshio Himeshima, Shigeo Fujimori | 2002-10-22 |