Issued Patents All Time
Showing 26–50 of 67 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9620723 | Organic semiconductor material and light-emitting element, light-emitting device, lighting system, and electronic device using the same | Satoshi Seo, Sachiko Kawakami, Nobuharu Ohsawa | 2017-04-11 |
| 9502668 | Organic light-emitting device, and light-emitting material and compound used therefor | Chihaya Adachi, Hiroki Uoyama, Kenichi Goushi, Takuma Yasuda, Ryosuke Kondo +3 more | 2016-11-22 |
| 9397299 | Triazole derivative, and light-emitting element, light-emitting device, and electronic device with the use of triazole derivative | Sachiko Kawakami, Nobuharu Ohsawa, Satoshi Seo | 2016-07-19 |
| 9209408 | Organic compound, benzoxazole derivative, and light-emitting element, light-emitting device, and electronic device using the benzoxazole derivative | Hiroshi Kadoma, Sachiko Kawakami, Takahiro Ushikubo, Satoshi Seo | 2015-12-08 |
| 9153788 | Organic light-emitting device, and delayed fluorescent material and compound used therefor | Chihaya Adachi, Takuma Yasuda, Saeyoun LEE, Tetsuya Nakagawa | 2015-10-06 |
| 9040719 | Carbazole derivative, light-emitting element material, light-emitting element, light-emitting device, electronic device, and lighting device | Harue Osaka, Takahiro Ushikubo, Satoshi Seo | 2015-05-26 |
| 8906518 | Triazole derivative, light-emitting element, light-emitting device, and electronic device | Sachiko Kawakami, Nobuharu Ohsawa, Satoshi Seo | 2014-12-09 |
| 8852758 | Aromatic amine compound, and light-emitting element, light-emitting device, and electronic device using the aromatic amine compound | Sachiko Kawakami, Takahiro Ushikubo, Harue Osaka, Satoshi Seo | 2014-10-07 |
| 8853403 | Heterocyclic compound and light-emitting element, light-emitting device, lighting device, and electronic device using the same | Sachiko Kawakami, Nobuharu Ohsawa, Satoshi Seo | 2014-10-07 |
| 8735597 | Benzoxazole derivative, and light-emitting element, light-emitting device, and electronic device using benzoxazole derivative | Sachiko Kawakami, Nobuharu Ohsawa, Satoshi Seo | 2014-05-27 |
| 8716489 | Oxadiazole derivative, light-emitting element material, light-emitting element, light-emitting device, and electronic device | Sachiko Kawakami, Nobuharu Ohsawa, Satoshi Seo | 2014-05-06 |
| 8592056 | Triazole derivative, and light-emitting element, light-emitting device, and electronic device with the use of triazole derivative | Sachiko Kawakami, Nobuharu Ohsawa, Satoshi Seo | 2013-11-26 |
| 8551625 | Derivative with heteroaromatic ring, and light-emitting element, light-emitting device, lighting device, and electronic device using derivative with heteroaromatic ring | Hiroshi Kadoma, Sachiko Kawakami, Nobuharu Ohsawa, Satoshi Seo | 2013-10-08 |
| 8530658 | Carbazole derivative with heteroaromatic ring, and light-emitting element, light-emitting device, and electronic device using carbazole derivative with heteroaromatic ring | Sachiko Kawakami, Nobuharu Ohsawa, Satoshi Seo | 2013-09-10 |
| 8523878 | Method of producing medical instrument | Kohsuke Satake, Kazuharu Niwa, Ryo Matsushita, Yasuhiko Suzuki, Kazuhiko Nakada | 2013-09-03 |
| 8507695 | Carbazole derivative, light-emitting element material, light-emitting element, light-emitting device, electronic device, and lighting device | Harue Osaka, Takahiro Ushikubo, Satoshi Seo | 2013-08-13 |
| 8481176 | Oxadiazole derivative, and light-emitting element, light-emitting device, electronic device, and lighting device using oxadiazole derivative | Hiroshi Kadoma, Takahiro Ushikubo, Satoko Shitagaki, Sachiko Kawakami, Satoshi Seo | 2013-07-09 |
| 8450485 | Organic compound, benzoxazole derivative, and light-emitting element, light-emitting device, and electronic device using benzoxazole derivative | Hiroshi Kadoma, Sachiko Kawakami, Takahiro Ushikubo, Satoshi Seo | 2013-05-28 |
| 8343639 | Organic semiconductor material and light-emitting element, light-emitting device, lighting system, and electronic device using the same | Satoshi Seo, Sachiko Kawakami, Nobuharu Ohsawa | 2013-01-01 |
| 8334061 | Heterocyclic compound, and light-emitting element, light-emitting device, lighting device, and electronic appliance using heterocyclic compound | Hiroshi Kadoma, Sachiko Kawakami, Nobuharu Ohsawa, Satoshi Seo | 2012-12-18 |
| 8329917 | Heterocyclic compound and light-emitting element, light-emitting device, lighting device, and electronic device using the same | Sachiko Kawakami, Nobuharu Ohsawa, Satoshi Seo | 2012-12-11 |
| 8318322 | Aromatic amine compound, and light-emitting element, light-emitting device, and electronic device using aromatic amine compound | Sachiko Kawakami, Takahiro Ushikubo, Harue Osaka, Satoshi Seo | 2012-11-27 |
| 8313845 | Quinoxaline derivative, and light-emitting element, light-emitting device, lighting device, and electronic device using quinoxaline derivative | Sachiko Kawakami, Nobuharu Ohsawa, Satoshi Seo | 2012-11-20 |
| 8293921 | Triazole derivative, and light-emitting element, light-emitting device, lighting device, and electronic device using triazole derivative | Sachiko Kawakami, Nobuharu Ohsawa, Satoshi Seo | 2012-10-23 |
| 8288012 | Anthracene derivatives and light-emitting devices using the anthracene derivatives | Sachiko Kawakami, Nobuharu Ohsawa, Tsunenori Suzuki | 2012-10-16 |