Issued Patents 2011
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8072137 | Fused heterocyclic compound and organic light emitting device | Hiroki Ohrui, Shinjiro Okada, Akihiro Senoo, Naoki Yamada | 2011-12-06 |
| 8071993 | Organic electroluminescence element, image display device, and imaging apparatus | Hironobu Iwawaki, Mizuho Hiraoka, Hiroki Ohrui, Masumi Itabashi, Naoki Yamada +1 more | 2011-12-06 |
| 8034944 | Benzofluoranthene compound and organic light-emitting device using the compound | Hiroki Ohrui, Akihito Saitoh, Chika Negishi, Hironobu Iwawaki, Hiroyuki Tomono +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 |
| 8021766 | Benzo(GHI)fluoranthene derivative and organic light emitting device using the same | Akihito Saitoh, Satoshi Igawa, Takao Takiguchi, Shinjiro Okada | 2011-09-20 |
| 7998597 | Organic light emitting device | Akihito Saitoh, Keiji Okinaka, Satoshi Igawa, Jun Kamatani, Naoki Yamada +5 more | 2011-08-16 |
| 7977869 | Organic luminescent device and benzo[k]fluoranthene compound | Akihito Saitoh, Satoshi Igawa, Hiroki Ohrui, Chika Negishi, Masashi Hashimoto +3 more | 2011-07-12 |
| 7919197 | Condensed ring aromatic compound and organic light-emitting device having the same | Chika Negishi, Akihito Saitoh, Hiroki Ohrui, Hironobu Iwawaki | 2011-04-05 |
| 7919198 | Condensed ring aromatic compound for organic light-emitting device and organic light-emitting device having the same | Chika Negishi, Akihito Saitoh, Hiroki Ohrui, Hironobu Iwawaki | 2011-04-05 |