Issued Patents All Time
Showing 25 most recent of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12369490 | Organic electroluminescent element, organic electroluminescent display device, and electronic device | Masato Nakamura, Yusuke Takahashi, Keitaro YAMADA, Emiko Kambe, Kazuki Nishimura | 2025-07-22 |
| 12338234 | Compound, material for organic electroluminescence device, organic electroluminescence device, and electronic device | Hirokatsu Ito, Yu KUDO, Yusuke Takahashi | 2025-06-24 |
| 12069943 | Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device | Hirokatsu Ito, Yu KUDO | 2024-08-20 |
| 12048242 | Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device | Yusuke Takahashi, Hirokatsu Ito, Yu KUDO | 2024-07-23 |
| 12012389 | Compound, material for organic electroluminescent element, organic electroluminescent element, and electronic device | Yusuke Takahashi, Shota TANAKA | 2024-06-18 |
| 11795155 | Compound having naphthobenzofuranyl structure, material for organic electroluminescence device, organic electroluminescence device, and electronic instrument | Yusuke Takahashi, Shota TANAKA | 2023-10-24 |
| 11744149 | Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device | Yusuke Takahashi, Hirokatsu Ito, Yu KUDO | 2023-08-29 |
| 11730054 | Compound having dibenzofuran and naphthalene structures, and organic electroluminescent element using same | Hirokatsu Ito, Yu KUDO | 2023-08-15 |
| 11691983 | Specifically substituted benzofuro- and benzothienoquinolines for organic light emitting diodes | Yuichi Nishimae, Michelle GROARKE, Heinz Wolleb, Annemarie Wolleb, Yuki Nakano +3 more | 2023-07-04 |
| 11678569 | Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device | Hiroaki ITOI, Yusuke Takahashi, Shota TANAKA, Hirokatsu Ito | 2023-06-13 |
| 11618740 | Compound, material for organic electroluminescence devices, organic electroluminescence device, and electronic device | Yu KUDO, Hirokatsu Ito | 2023-04-04 |
| 11548877 | Compound, material for organic electroluminescence device, organic electroluminescence device, and electronic device | Hirokatsu Ito, Yu KUDO, Yusuke Takahashi | 2023-01-10 |
| 11489128 | Organic electroluminescent element emitting light at high luminous effiency and electronic device | Satomi TASAKI, Kazuki Nishimura, Ryoji Maeda, Yuki Nakano, Hiroaki TOYOSHIMA | 2022-11-01 |
| 11479544 | Compound, material for organic electroluminescence element, organic electroluminescence element, and electronic device | Hirokatsu Ito, Yu KUDO | 2022-10-25 |
| 11393986 | Mixture, organic electroluminescence device and electronic equipment | Ryoji Maeda, Kazuki Nishimura, Masato Nakamura | 2022-07-19 |
| 11069861 | Mixture, organic electroluminescence device and electronic equipment | Ryoji Maeda, Kazuki Nishimura, Masato Nakamura | 2021-07-20 |
| 11053229 | Compound, material for organic electroluminescent element, organic electroluminescent element, and electronic device | Hirokatsu Ito, Yu KUDO, Yumiko Mizuki | 2021-07-06 |
| 11053437 | Compound, material for organic electroluminescent devices, organic electroluminescent device and electronic device | Yu KUDO, Hirokatsu Ito, Yusuke Takahashi | 2021-07-06 |
| 10941144 | Organic electroluminescence device and electronic device | Hirokatsu Ito, Yu KUDO | 2021-03-09 |
| 10840456 | Compound, material for organic electroluminescence devices, organic electroluminescence device, and electronic device | Hirokatsu Ito, Yu KUDO | 2020-11-17 |
| 10790449 | Compound, material for organic electroluminescence element, organic electroluminescence element, and electronic device | Masahiro Kawamura, Yumiko Mizuki, Yoichi Ikeda | 2020-09-29 |
| 10784446 | Compound, organic electroluminescence element material, organic electroluminescence element and electronic device | Tomoharu HAYAMA, Tetsuya Masuda, Masahiro Kawamura, Hirokatsu Ito, Yumiko Mizuki | 2020-09-22 |
| 10703762 | Compound, material for organic electroluminescence device, organic electroluminescence device and electronic apparatus | Yu KUDO, Yumiko Mizuki, Masahiro Kawamura, Tomoki Kato, Hirokatsu Ito +2 more | 2020-07-07 |
| 10629821 | Compound, material for organic electroluminescent elements using same, and organic electroluminescent element and electronic device each using same | Masahiro Kawamura, Yumiko Mizuki, Yoichi Ikeda | 2020-04-21 |
| 10622569 | Compound, organic electroluminescent element, and electronic device | Masahiro Kawamura, Yumiko Mizuki, Hirokatsu Ito, Tomoharu HAYAMA | 2020-04-14 |