Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12302757 | Organic electroluminescence element and electronic device | Toshinari Ogiwara, Hiromi Nakano | 2025-05-13 |
| 12274168 | Compound, material for organic electroluminescent element, organic electroluminescent element, and electronic appliance | Keiichi YASUKAWA, Shota SAWANO, Hiromi Nakano | 2025-04-08 |
| 12250883 | Organic electroluminescence element and electronic device | Toshinari Ogiwara, Hiromi Nakano | 2025-03-11 |
| 12157747 | Organic electroluminescent element, compound, material for organic electroluminescent element, and electronic device | Hiromi Nakano | 2024-12-03 |
| 12127478 | Organic electroluminescence device and electronic device | Hisato MATSUMOTO, Hiromi Nakano, Toshinari Ogiwara | 2024-10-22 |
| 12075699 | Organic electroluminescence element and electronic device | Toshinari Ogiwara, Hiromi Nakano | 2024-08-27 |
| 12058930 | Organic electroluminescence device and electronic apparatus | Tetsuya Masuda, Yuki Nakano | 2024-08-06 |
| 12029120 | Organic electroluminescence element and electronic device | Toshinari Ogiwara, Hiromi Nakano | 2024-07-02 |
| 11944009 | Compound, material for organic electroluminescent element, organic electroluminescent element, and electronic device | Keiichi YASUKAWA, Shota SAWANO, Keiji Okinaka, Toshinari Ogiwara | 2024-03-26 |
| 11765972 | Compound and organic electroluminescence device using the same | Yoshinao SHIRASAKI, Tetsuya Masuda, Masatoshi Saito, Kei Yoshida, Masato Nakamura | 2023-09-19 |
| 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 |
| 11482681 | Compound, material for organic electroluminescence element, organic electroluminescence element, and electronic device | Keiichi YASUKAWA, Shota SAWANO, Keiji Okinaka, Toshinari Ogiwara | 2022-10-25 |
| 11289661 | Nitrogen-containing heterocyclic compounds for organic light emitting devices | Michelle GROARKE, Masahiro Kawamura, Hideaki Nagashima | 2022-03-29 |
| 11279709 | Specifically substituted aza-dibenzofurans and aza-dibenzothiophenes for organic electronic devices | Annemarie Wolleb, Heinz Wolleb, Hideaki Nagashima, Oliver Dosenbach | 2022-03-22 |
| 10797244 | Compound, material for organic electroluminescent element, organic electroluminescent element, and electronic device | Tomoharu HAYAMA, Tetsuya Masuda, Masahiro Kawamura, Hirokatsu Ito, Yumiko Mizuki +1 more | 2020-10-06 |
| 10461258 | Compound | Masahiro Kawamura | 2019-10-29 |
| 9997719 | Material for organic electroluminescence device and organic electroluminescence device | Yumiko Mizuki, Nobuhiro Yabunouchi, Kazuki Nishimura, Mitsuru Eida | 2018-06-12 |
| 9837616 | Aromatic amine derivative, and organic electroluminescent element containing same | Masami Watanabe, Mitsuru Eida | 2017-12-05 |
| 9527814 | Aromatic amine derivative, organic device material and hole-injection/transport material and organic electroluminescent element material each comprising the derivative, and organic electroluminescent element | Tomoki Kato, Mitsuru Eida, Masami Watanabe, Akinori Yomogita | 2016-12-27 |
| 9496508 | Material for organic electroluminescent element and organic electroluminescent element using same | Ryohei Hashimoto, Hideaki Nagashima | 2016-11-15 |
| 9450194 | Heteroarene derivative and organic electroluminescence device using the same | Kazuki Nishimura | 2016-09-20 |