Issued Patents All Time
Showing 26–50 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7851071 | Nitrogen-containing heterocycle derivative and organic electroluminescent element using the same | Hiroshi Yamamoto, Mineyuki Kubota, Masahiro Kawamura | 2010-12-14 |
| 7846560 | Material for organic electroluminescence device and electroluminescence device employing the same | Yuki Nakano, Hidetsugu Ikeda, Toshihiro Iwakuma | 2010-12-07 |
| 7790892 | Aromatic compound and organic electroluminescent element containing the same | Hidetsugu Ikeda, Masakazu Funahashi, Chishio Hosokawa | 2010-09-07 |
| 7745016 | White organic electroluminescence device | Kenichi Fukuoka, Hiroshi Yamamoto, Chishio Hosokawa | 2010-06-29 |
| 7732063 | Organic electroluminescence device and organic light emitting medium | Masakazu Funahashi, Kenichi Fukuoka, Chishio Hosokawa | 2010-06-08 |
| 7663304 | Organic electroluminescence element | Kenichi Fukuoka, Hiroshi Yamamoto, Chishio Hosokawa | 2010-02-16 |
| 7651791 | Material for organic electroluminescence device and electroluminescence device employing the same | Yuki Nakano, Hidetsugu Ikeda, Toshihiro Iwakuma | 2010-01-26 |
| 7651786 | Organic electroluminescence device and organic light emitting medium | Masakazu Funahashi, Kenichi Fukuoka, Chishio Hosokawa | 2010-01-26 |
| 7608993 | Blue organic electroluminescent device comprising dopants having ultraviolet and visible luminescent properties | Toshihiro Iwakuma | 2009-10-27 |
| 7576486 | Organic electroluminescence element having two electroluminescent layers through electron barrier layer | Toshihiro Iwakuma, Hiroshi Yamamoto, Hisayuki Kawamura, Chishio Hosokawa | 2009-08-18 |
| 7429425 | Oligoarylene derivatives and organic electroluminescent devices made by using the same | Hidetsugu Ikeda, Hisayuki Kawamura | 2008-09-30 |
| 7034339 | Organic EL display device having host compound and phosphorescent luminous compound, and method of driving same | Chishio Hosokawa | 2006-04-25 |
| 6498428 | Organic electroluminescent element and method for manufacturing same | Mitsuru Eida, Chishio Hosokawa | 2002-12-24 |
| 6344712 | Organic electroluminescent display device capable of preventing color mixing | Mitsuru Eida, Chisio Hosokawa | 2002-02-05 |
| 6284393 | Organic electroluminescent device | Chishio Hosokawa, Hiroshi Tokailin | 2001-09-04 |
| 6280861 | Organic EL device | Chishio Hosokawa, Hiroshi Tokailin | 2001-08-28 |
| 6175186 | Organic electroluminescent element and method for manufacturing the same | Mitsuru Eida, Chishio Hosokawa | 2001-01-16 |
| 6157127 | Organic electroluminescent element and organic electroluminescent display | Chisio Hosokawa, Mitsuru Eida | 2000-12-05 |
| 6137459 | Image display device having a planarized array of reduced surface roughness | Mitsuru Eida, Takeki Kofuji | 2000-10-24 |
| 6124024 | Organic electroluminescence device | Chishio Hosokawa | 2000-09-26 |
| 6001413 | Method for producing organic electroluminescent device | Hiroshi Tokailin, Chishio Hosokawa | 1999-12-14 |
| 5909081 | Multi-color light emission apparatus with organic electroluminescent device | Mitsuru Eida, Hiroshi Tokailin | 1999-06-01 |
| 5891554 | Organic electroluminescence device | Chishio Hosokawa | 1999-04-06 |
| 5869929 | Multicolor luminescent device | Mitsuru Eida, Chishio Hosokawa | 1999-02-09 |
| 5516577 | Organic electroluminescence device | Tadashi Kusumoto, Hiroshi Tokailin | 1996-05-14 |