Issued Patents 2011
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8072137 | Fused heterocyclic compound and organic light emitting device | Hiroki Ohrui, Shinjiro Okada, Naoki Yamada, Masanori Muratsubaki | 2011-12-06 |
| 8034944 | Benzofluoranthene compound and organic light-emitting device using the compound | Hiroki Ohrui, Akihito Saitoh, Chika Negishi, Hironobu Iwawaki, Masanori Muratsubaki +2 more | 2011-10-11 |
| 8026664 | Compound and organic light emitting device | Akihito Saitoh, Keiji Okinaka, Satoshi Igawa, Jun Kamatani, Naoki Yamada +5 more | 2011-09-27 |
| 7998597 | Organic light emitting device | Akihito Saitoh, Keiji Okinaka, Satoshi Igawa, Jun Kamatani, Naoki Yamada +5 more | 2011-08-16 |
| 7982213 | Phenanthroline compound and organic light emitting device using same | Maki Okajima, Tatsundo Kawai, Takao Takiguchi, Koichi Suzuki, Toshinori Hasegawa +1 more | 2011-07-19 |
| 7977869 | Organic luminescent device and benzo[k]fluoranthene compound | Akihito Saitoh, Masanori Muratsubaki, Satoshi Igawa, Hiroki Ohrui, Chika Negishi +3 more | 2011-07-12 |
| 7960039 | Amino compound for organic light-emitting device and organic light-emitting device including the same | Shigemoto Abe, Naoki Yamada, Chika Negishi | 2011-06-14 |
| 7952269 | Organic light-emitting device | Keiji Okinaka, Masataka Yashima, Akihito Saitoh, Naoki Yamada, Kazunori Ueno | 2011-05-31 |
| 7919199 | Organic light emitting device | Keiji Okinaka, Akihito Saitoh, Naoki Yamada, Masataka Yashima, Koichi Suzuki +1 more | 2011-04-05 |
| 7883786 | Biphenyl derivative and organic light-emitting element using same | Shigemoto Abe, Jun Kamatani, Satoshi Igawa, Naoki Yamada | 2011-02-08 |
| 7875368 | Heterocyclic compound and organic light-emitting device | Hiroki Ohrui, Tetsuya Kosuge, Taiki Watanabe | 2011-01-25 |