Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12421256 | Organic electroluminescence device and polycyclic compound for organic electroluminescence device | — | 2025-09-23 |
| 12289991 | Organic electroluminescence device | Junta Fuchiwaki, Ikuo Sasaki, Shuri Sato | 2025-04-29 |
| 12069946 | Organic electroluminescence device and polycyclic compound for organic electroluminescence device | Hirokazu Kuwabara | 2024-08-20 |
| 11889752 | Organic electroluminescence device and polycyclic compound for organic electroluminescence device | Hirokazu Kuwabara, Ryuhei FURUE | 2024-01-30 |
| 11844272 | Organic electroluminescence device and polycyclic compound for organic electroluminescence device | Ryuhei FURUE, Hirokazu Kuwabara | 2023-12-12 |
| 11527726 | Organic electroluminescence device and compound for organic electroluminescence device | Ryuhei FURUE, Hirokazu Kuwabara | 2022-12-13 |
| 11502259 | Organic electroluminescence device and polycyclic compound for organic electroluminescence device | Yuji SUZAKI, Akinori YAMATANI | 2022-11-15 |
| 11393985 | Organic electroluminescence device and polycyclic compound for organic electroluminescence device | Naoya Sakamoto | 2022-07-19 |
| 11174427 | Aromatic compound and organic electroluminescence device including the same | Hiromi Nakano | 2021-11-16 |
| 11050025 | Material for organic electroluminescent device and organic electroluminescent device including the same | Hiroaki ITOI, Ichinori Takada, Koushin Matsuoka, Masatsugu Ueno, Naoya Sakamoto +5 more | 2021-06-29 |
| 11018306 | Compound for thermally activated delayed fluorescence and organic electroluminescence device including the same | — | 2021-05-25 |
| 10886476 | Polycyclic compound and organic electroluminescence device including the same | Junta Fuchiwaki | 2021-01-05 |
| 10862050 | Heterocyclic compound and organic electroluminescence device including the same | — | 2020-12-08 |
| 10714693 | Polycyclic compound and organic electroluminescence device including the same | Hiromi Nakano, Shuri Sato, Yoshimasa Fujita, Takuma Yasuda, Jiyoung Lee | 2020-07-14 |
| 10689568 | Organic electroluminescent device | Toshiyuki Matsuura, Hiroaki ITOI, Naoya Sakamoto | 2020-06-23 |
| 10686139 | Nitrogen-containing compound and organic electroluminescence device including the same | Hiromi Nakano, Shuri Sato, Yoshimasa Fujita, Takuma Yasuda, Inseob Park | 2020-06-16 |
| 10385262 | Organic electroluminescent device | Toshiyuki Matsuura, Hiroaki ITOI, Naoya Sakamoto | 2019-08-20 |
| 10333085 | Polycyclic compound and organic electroluminescence device including the same | Hiromi Nakano | 2019-06-25 |
| 10184078 | Organic electroluminescent device | Toshiyuki Matsuura, Hiroaki ITOI, Naoya Sakamoto | 2019-01-22 |
| 10147886 | Organic electroluminescent material and organic electroluminescent device including the same | Hiroaki ITOI | 2018-12-04 |
| 9902901 | Organic electroluminescent device | Toshiyuki Matsuura, Hiroaki ITOI, Naoya Sakamoto | 2018-02-27 |
| 9590186 | Material for organic electroluminescent device and organic electroluminescent device including the same | Hiroaki ITOI, Ichinori Takada, Koushin Matsuoka, Masatsugu Ueno, Naoya Sakamoto +5 more | 2017-03-07 |
| 9269913 | Thiolate-bridged multinuclear copper(I) complex | Masako Kato, Atsushi Kobayashi, Kotaro SHIMADA, Hiroki Ohara | 2016-02-23 |
| 9214638 | Material for organic electroluminescent device and organic electroluminescence device including the same | Masako Kato, Hiroki Ohara, Atsushi Kobayashi | 2015-12-15 |
| 8043725 | Organic electroluminescence element | Tomokazu Kobata | 2011-10-25 |