Issued Patents All Time
Showing 26–50 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8741450 | Material for organic electroluminescence devices and organic electroluminescence device using the material | Toshihiro Iwakuma, Hiroshi Yamamoto, Yoshio Hironaka, Chishio Hosokawa, Seiji Tomita +1 more | 2014-06-03 |
| 8685543 | Material for organic electroluminescent devices and organic electroluminescent devices made by using the same | Toshihiro Iwakuma, Chishio Hosokawa, Seiji Tomita, Takashi Arakane | 2014-04-01 |
| 8580391 | Material for organic electroluminescence devices and organic electroluminescence device using the material | Toshihiro Iwakuma, Hiroshi Yamamoto, Yoshio Hironaka, Chishio Hosokawa, Seiji Tomita +1 more | 2013-11-12 |
| 8580398 | Material for organic electroluminescent devices and organic electroluminescent devices made by using the same | Toshihiro Iwakuma, Chishio Hosokawa, Seiji Tomita, Takashi Arakane | 2013-11-12 |
| 8563145 | Material containing two or three dibenzofuran groups, dibenzothiophene groups, or a combination thereof, which is operable for organic electroluminescence elements, and organic electroluminescence elements using the material | Toshihiro Iwakuma, Masahide Matsuura, Yuki Nakano | 2013-10-22 |
| 8377575 | Organic electroluminescence device | Toshihiro Iwakuma, Masahide Matsuura, Hideaki Nagashima, Hiroaki Nakamura, Tadashi Kusumoto | 2013-02-19 |
| 8318324 | Organic electroluminescence device and anthracene derivative | Motohisa Ido, Masakazu Funahashi | 2012-11-27 |
| 8039121 | Organic electroluminescence device | Toshihiro Iwakuma, Masahide Matsuura, Hideaki Nagashima, Hiroaki Nakamura, Tadashi Kusumoto | 2011-10-18 |
| 7990046 | Material for organic electroluminescent devices and organic electroluminescent devices made by using the same | Toshihiro Iwakuma, Chishio Hosokawa, Seiji Tomita, Takashi Arakane | 2011-08-02 |
| 7939183 | Material for organic electroluminescent device and organic electroluminescent device using same | Toshihiro Iwakuma, Hisayuki Kawamura, Chishio Hosokawa, Takashi Arakane, Hiroaki Nakamura | 2011-05-10 |
| 7867629 | Nitrogenous heterocyclic derivative and organic electroluminescent element employing the same | Hiroshi Yamamoto, Masahide Matsuura, Mineyuki Kubota, Masahiro Kawamura | 2011-01-11 |
| 7846560 | Material for organic electroluminescence device and electroluminescence device employing the same | Yuki Nakano, Masahide Matsuura, Toshihiro Iwakuma | 2010-12-07 |
| 7839074 | Organic electroluminescence device and anthracene derivative | Motohisa Ido, Masakazu Funahashi | 2010-11-23 |
| 7790892 | Aromatic compound and organic electroluminescent element containing the same | Masahide Matsuura, Masakazu Funahashi, Chishio Hosokawa | 2010-09-07 |
| 7781960 | Metal complex compound and organic electroluminescent element using the same | Masatoshi Saitou | 2010-08-24 |
| 7709102 | Organic electroluminescence device | Chishio Hosokawa, Hisahiro Higashi, Kenichi Fukuoka | 2010-05-04 |
| 7651791 | Material for organic electroluminescence device and electroluminescence device employing the same | Yuki Nakano, Masahide Matsuura, Toshihiro Iwakuma | 2010-01-26 |
| 7429425 | Oligoarylene derivatives and organic electroluminescent devices made by using the same | Masahide Matsuura, Hisayuki Kawamura | 2008-09-30 |
| 7361796 | Orangic electroluminescence device | Hiromasa Arai, Masakazu Funahashi, Chishio Hosokawa | 2008-04-22 |
| 7357991 | Soluble compound and organic electroluminescent devices | Chiushio Hosokawa, Masakazu Funahashi | 2008-04-15 |
| 7053255 | Substituted diphenylanthracene compounds for organic electroluminescence devices | Hiromasa Arai, Masakazu Funahashi, Chishio Hosokawa | 2006-05-30 |
| 6951693 | Organic electroluminescence device | Chishio Hosokawa, Masakazu Funahashi, Hisayuki Kawamura, Hiromasa Arai, Hidetoshi Koga | 2005-10-04 |
| 6946789 | EL sheet with bent leg connectors | — | 2005-09-20 |
| 6818327 | Organic electroluminescence device | Sanae Tagami, Chishio Hosokawa, Takashi Arakane | 2004-11-16 |
| 6815090 | Organic electroluminescence device | Sanae Tagami, Chishio Hosokawa, Takashi Arakane | 2004-11-09 |