Issued Patents All Time
Showing 1–25 of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12063851 | Nitrogenated aromatic heterocyclic derivative and organic electroluminescent element using same | Tomoki Kato, Takahiro Fujiyama | 2024-08-13 |
| 11751472 | Aromatic amine derivative and elecroluminescence device using the same | Tetsuya Inoue | 2023-09-05 |
| 11538997 | Aromatic amine derivative and electroluminescence device using the same | Tetsuya Inoue | 2022-12-27 |
| 10944057 | Compound, material for organic electroluminescence devices, organic electroluminescence device, and electronic equipment | Tomoki Kato, Masakazu Funahashi, Takahiro Fujiyama | 2021-03-09 |
| 10854822 | Compound, material for organic electroluminescent element, organic electroluminescent element, and electronic device | Tomoki Kato, Masakazu Funahashi, Takahiro Fujiyama | 2020-12-01 |
| 10756275 | Compound, material for organic electroluminescence devices, organic electroluminescence device, and electronic equipment | Tomoki Kato, Masakazu Funahashi, Takahiro Fujiyama | 2020-08-25 |
| 10516112 | Compound, organic electroluminescent element material, organic electroluminescent element, and electronic device | Tomoki Kato, Masakazu Funahashi, Takahiro Fujiyama | 2019-12-24 |
| 10446761 | Aromatic amine derivative and electroluminescence device using the same | Tetsuya Inoue | 2019-10-15 |
| 10158084 | Aromatic amine derivative and electroluminescence device using the same | Tetsuya Inoue | 2018-12-18 |
| 10153435 | Aromatic amine derivative and electroluminescence device using the same | Tetsuya Inoue | 2018-12-11 |
| 10043977 | Nitrogenated aromatic heterocyclic derivative, and organic electroluminescent element using same | Tomoki Kato, Takahiro Fujiyama | 2018-08-07 |
| RE46974 | Organic electroluminescence device | Kazuki Nishimura, Tetsuya Inoue, Yumiko Mizuki, Mitsuru Eida | 2018-07-31 |
| 9997719 | Material for organic electroluminescence device and organic electroluminescence device | Yumiko Mizuki, Takushi SHIOMI, Kazuki Nishimura, Mitsuru Eida | 2018-06-12 |
| 9972786 | Aromatic amine derivative, and organic electroluminescent element | Masahiro Kawamura, Tomoki Kato | 2018-05-15 |
| 9923141 | Carbazole-based polymer and organic electroluminescence element using same | Akinori Yomogita, Hironori Kawakami, Masami Watanabe, Kiyoshi Ikeda, Masahiro Kawamura +1 more | 2018-03-20 |
| 9917273 | Cross-linking polymer and organic electroluminescent element using same | Akinori Yomogita, Hironori Kawakami, Masami Watanabe, Kiyoshi Ikeda, Masahiro Kawamura +1 more | 2018-03-13 |
| 9564595 | Bis-carbazole derivative and organic electroluminescent element using same | Tomoki Kato, Takahiro Fujiyama | 2017-02-07 |
| 9444053 | Aromatic amine derivative and electroluminescence device using the same | Tetsuya Inoue | 2016-09-13 |
| 9425402 | Polymerizable monomer, and material for organic device, hole injection/transport material, material for organic electroluminescence element and organic electroluminescent element each comprising polymer (polymeric compound) of the polymerizable monomer | Mitsuru Eida, Yumiko Mizuki, Masami Watanabe, Akinori Yomogita | 2016-08-23 |
| 9318709 | Material for organic electroluminescence device, and organic electroluminescence device using the same | Yumiko Mizuki, Tetsuya Inoue, Kumiko Hibino, Kazuki Nishimura | 2016-04-19 |
| 9306173 | Aromatic amine derivative and electroluminescence device using the same | Tetsuya Inoue | 2016-04-05 |
| 9203036 | Carbazole compound, material for organic electroluminescence device and organic electroluminescence device | Yumiko Mizuki, Tetsuya Inoue, Kumiko Hibino, Kazuki Nishimura | 2015-12-01 |
| 9203043 | Organic electroluminescence device | Kazuki Nishimura, Tetsuya Inoue, Yumiko Mizuki, Mitsuru Eida | 2015-12-01 |
| 9184395 | Aromatic amine derivative and organic electroluminescent element using same | Tomoki Kato, Takahiro Fujiyama | 2015-11-10 |
| 9159931 | Aromatic amine derivative and electroluminescence device using the same | Tetsuya Inoue | 2015-10-13 |