Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9911921 | Organic compound and organic light-emitting device | Naoki Yamada, Jun Kamatani, Akihito Saitoh, Yosuke Nishide, Ryuji Ishii +4 more | 2018-03-06 |
| 9818957 | Organic light emitting element | Yosuke Nishide, Jun Kamatani, Hiroki Ohrui, Yojiro Matsuda, Satoru Shiobara +2 more | 2017-11-14 |
| 9748490 | Organic compound, organic light-emitting element, and image display unit | Hirokazu Miyashita, Ryuji Ishii, Masumi Itabashi, Jun Kamatani | 2017-08-29 |
| 9705089 | Organic light emitting element | Yosuke Nishide, Jun Kamatani, Hiroki Ohrui, Yojiro Matsuda, Satoru Shiobara +2 more | 2017-07-11 |
| 9472766 | Fused polycyclic compound and organic light emitting element including the same | Masumi Itabashi, Hiroki Ohrui, Hironobu Iwawaki, Kei Tagami, Tetsuo Takahashi +2 more | 2016-10-18 |
| 9099656 | Organic compound and organic light-emitting device including same | Tomonari Horikiri, Jun Kamatani | 2015-08-04 |
| 8968890 | Organic compound and organic light-emitting device having the same | Jun Kamatani, Naoki Yamada, Kengo Kishino, Akihito Saitoh | 2015-03-03 |
| 8952873 | Fused polycyclic compound and organic light-emitting device using the compound | Hiroki Ohrui, Hironobu Iwawaki, Kei Tagami, Ryuji Ishii | 2015-02-10 |
| 8790795 | 6,12-dinaphthylchrysene derivative and organic light-emitting device using the derivative | Hironobu Iwawaki, Hiroki Ohrui, Yuko Chishina, Tetsuo Takahashi | 2014-07-29 |
| 8431244 | Indenochrysene derivative and organic light-emitting device using same | Hiroki Ohrui, Akihito Saitoh, Chika Negishi, Hironobu Iwawaki, Shinjiro Okada | 2013-04-30 |
| 8318395 | Dibenzoanthracene compound and organic light emitting device having the same | Akihito Saitoh, Keiji Okinaka, Satoshi Igawa, Jun Kamatani, Naoki Yamada +5 more | 2012-11-27 |
| 8173275 | Azaindenochrysene derivative and organic light-emitting device | Hiroki Ohrui, Takeshi Sekiguchi, Akihito Saitoh | 2012-05-08 |
| 8129899 | Azafluorene derivative and organic light-emitting device using the derivative | Tetsuya Kosuge, Akihiro Senoo, Hiroki Ohrui | 2012-03-06 |
| 8110685 | Azafluorene derivative and organic light-emitting device using the derivative | Tetsuya Kosuge, Akihiro Senoo, Hiroki Ohrui | 2012-02-07 |
| 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 |