Issued Patents All Time
Showing 25 most recent of 89 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11895917 | Material for organic electroluminescence device and organic electroluminescence device using the same | Tomoki Kato, Masaki Numata, Kazuki Nishimura, Chishio Hosokawa | 2024-02-06 |
| RE49118 | Material for organic electroluminescence device and electroluminescence device employing the same | Yuki Nakano, Masahide Matsuura, Hidetsugu Ikeda | 2022-06-28 |
| 11069862 | Material for organic electroluminescence device and organic electroluminescence device using the same | Tomoki Kato, Masaki Numata, Kazuki Nishimura, Chishio Hosokawa | 2021-07-20 |
| 10505123 | Compound and organic electroluminescent device using same | Kei Yoshida, Ryohei Hashimoto | 2019-12-10 |
| 10079343 | Organic el element and solution containing organic el material | Kazuki Nishimura, Kenichi Fukuoka, Chishio Hosokawa | 2018-09-18 |
| 10026907 | Material for organic electroluminescence device and organic electroluminescence device using the same | Tomoki Kato, Masaki Numata, Kazuki Nishimura, Chishio Hosokawa | 2018-07-17 |
| 10020454 | Material for organic electroluminescence device and organic electroluminescence device using the same | Tomoki Kato, Masaki Numata, Kazuki Nishimura, Chishio Hosokawa | 2018-07-10 |
| 9991447 | Material for organic electroluminescent element, and organic electroluminescent element produced using same | Kei Yoshida | 2018-06-05 |
| 9985232 | Biscarbazole derivative host materials for OLED emissive region | Kazuki Nishimura, Hitoshi Yamamoto, Michael S. Weaver, Julia J. Brown | 2018-05-29 |
| 9966541 | Biscarbazole derivative host materials and green emitter for OLED emissive region | Hitoshi Yamamoto, Michael S. Weaver, Julia J. Brown, Kazuki Nishimura | 2018-05-08 |
| 9847493 | Material for organic electroluminescence device and organic electroluminescence device using the same | Tomoki Kato, Masaki Numata, Kazuki Nishimura, Chishio Hosokawa | 2017-12-19 |
| 9842996 | Amine compound having hetero-fused ring and organic electroluminescent element using amine compound | Kei Yoshida, Ryohei Hashimoto | 2017-12-12 |
| 9685614 | Material for organic electroluminescent element, and element using same | Kazuki Nishimura | 2017-06-20 |
| 9660203 | Material for organic electroluminescence device and organic electroluminescence device using the same | Tomoki Kato, Masaki Numata, Kazuki Nishimura, Chishio Hosokawa | 2017-05-23 |
| RE46368 | Material for organic electroluminescent devices and organic electroluminescent devices made by using the same | Chishio Hosokawa, Hidetsugu Ikeda, Seiji Tomita, Takashi Arakane | 2017-04-18 |
| 9601708 | Organic light emitting device and materials for use in same | Hitoshi Yamamoto, Michael S. Weaver, Julia J. Brown, Kazuki Nishimura, Tetsuya Inoue +1 more | 2017-03-21 |
| 9419231 | Organic electroluminescence device | Kei Yoshida, Hideaki Nagashima, Ryohei Hashimoto | 2016-08-16 |
| 9266851 | Fluorene-containing aromatic compound, material for organic electroluminescent element, and organic electroluminescent element using same | Kei Yoshida, Kazuki Nishimura, Mitsunori Ito, Yuichiro Kawamura, Toshinari Ogiwara | 2016-02-23 |
| 9209410 | Material for organic electroluminescence device and organic electroluminescence device utilizing the same | Jun Endo, Masaki Numata, Kenichi Fukuoka | 2015-12-08 |
| 9126887 | Organic electroluminescent element material and organic electroluminescent element comprising same | Yoriyuki Takashima, Toshinari Ogiwara | 2015-09-08 |
| 9112171 | Organic light emitting device and materials for use in same | Brian D'Andrade, Julia J. Brown, Michael S. Weaver, Kazuki Nishimura, Chishio Hosokawa +2 more | 2015-08-18 |
| 9082995 | Organic EL element and organic EL material-containing solution | Kazuki Nishimura, Chishio Hosokawa, Kenichi Fukuoka, Tetsuya Inoue | 2015-07-14 |
| 9056870 | Material for organic electroluminescence device and organic electroluminescence device using the same | Tomoki Kato, Masaki Numata, Kazuki Nishimura, Chishio Hosokawa | 2015-06-16 |
| 9054319 | Organic electroluminescence device | Kazuki Nishimura, Kenichi Fukuoka, Chishio Hosokawa, Jun Endo, Nobuhiro Yabunouchi +1 more | 2015-06-09 |
| 8941099 | Organic light emitting device and materials for use in same | Hitoshi Yamamoto, Michael S. Weaver, Julia J. Brown, Kazuki Nishimura, Chishio Hosokawa +1 more | 2015-01-27 |