Issued Patents All Time
Showing 51–75 of 163 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10217945 | Compound, organic electroluminescent element material using same, organic electroluminescent element using this material, and electronic device | Takashi Kashiwamura, Kiyoshi Ikeda, Hironori Kawakami | 2019-02-26 |
| 10211404 | Compound, material for organic electroluminescent elements, organic electroluminescent element and electronic device | Yumiko Mizuki, Hirokatsu Ito, Tomoharu HAYAMA, Tasuku HAKETA | 2019-02-19 |
| 10205099 | Condensed fluoranthene compound, organic electroluminescence element material including same, organic electroluminescence element using same, and electronic device | Yumiko Mizuki, Hirokatsu Ito, Tomoharu HAYAMA, Tasuku HAKETA | 2019-02-12 |
| 10186665 | Organic electroluminescent element | Yumiko Mizuki, Toshinari Ogiwara, Hitoshi Kuma | 2019-01-22 |
| 10170707 | Compound, material for organic electroluminescence element, organic electroluminescence element, and electronic device | Tasuku HAKETA | 2019-01-01 |
| 10153450 | Fused aromatic derivative and organic electroluminescence device using the same | — | 2018-12-11 |
| 10118889 | Compound | Hirokatsu Ito, Yumiko Mizuki, Tasuku HAKETA, Tomoharu HAYAMA, Ryota Takahashi | 2018-11-06 |
| 10014476 | Pyrene derivative, organic light-emitting medium, and organic electroluminescent element containing pyrene derivative or organic light-emitting medium | Yumiko Mizuki, Hirokatsu Ito, Takeshi Ikeda, Hiroyuki Saito, Yuichiro Kawamura | 2018-07-03 |
| 9991455 | Amine compound and organic electroluminescent element | Yumiko Mizuki, Hirokatsu Ito, Tasuku HAKETA, Tomoharu HAYAMA | 2018-06-05 |
| 9991445 | Heterocyclic compound, material for organic electroluminescence device including the same, and organic electroluminescence device and electronic equipment employing the same | Tasuku HAKETA, Kazuki Nishimura, Yumiko Mizuki, Hirokatsu Ito, Tomoharu HAYAMA | 2018-06-05 |
| 9972786 | Aromatic amine derivative, and organic electroluminescent element | Nobuhiro Yabunouchi, Tomoki Kato | 2018-05-15 |
| 9963429 | Carbazole derivative, material for organic electroluminescent element which comprises same, and organic electroluminescent element and electronic device each manufactured using same | Yumiko Mizuki, Hirokatsu Ito, Tasuku HAKETA, Tomoharu HAYAMA, Kazuki Nishimura +1 more | 2018-05-08 |
| 9960360 | Organic electroluminescent device using aryl amine derivative containing heterocycle | Emiko Kambe, Akifumi Nakamura, Yasunori Kijima, Tadahiko Yoshinaga, Shigeyuki Matsunami | 2018-05-01 |
| 9947879 | Anthracene derivative and organic electroluminescence element using same | Hirokatsu Ito, Hiroyuki Saito, Yumiko Mizuki | 2018-04-17 |
| 9944880 | Oil-free screw compressor coated with a base resin, a solid lubricant and a heat-resistant additive | Yukiko Ikeda, Kazuaki Shiinoki, Masakatsu Okaya, Natsuki Kawabata, Iwao Aoki | 2018-04-17 |
| 9923146 | Aromatic amine derivative and organic electroluminescent element using same | Yumiko Mizuki, Sayaka Mizutani | 2018-03-20 |
| 9923141 | Carbazole-based polymer and organic electroluminescence element using same | Akinori Yomogita, Hironori Kawakami, Masami Watanabe, Kiyoshi Ikeda, Nobuhiro Yabunouchi +1 more | 2018-03-20 |
| 9917273 | Cross-linking polymer and organic electroluminescent element using same | Akinori Yomogita, Hironori Kawakami, Masami Watanabe, Kiyoshi Ikeda, Nobuhiro Yabunouchi +1 more | 2018-03-13 |
| 9902687 | Compound | Hirokatsu Ito, Yumiko Mizuki, Tasuku HAKETA, Tomoharu HAYAMA, Ryota Takahashi | 2018-02-27 |
| 9887367 | Heterocyclic compound, material for organic electroluminescent elements using same, organic electroluminescent element using same, and electronic device | Tasuku HAKETA, Kazuki Nishimura, Yumiko Mizuki | 2018-02-06 |
| 9882144 | Organic electroluminescent element | Yumiko Mizuki, Toshinari Ogiwara, Hitoshi Kuma | 2018-01-30 |
| 9837615 | Nitrogen-containing heterocyclic derivative, organic electroluminescence element material using same, and organic electroluminescence element and electronic device using same | Yumiko Mizuki, Hirokatsu Ito, Tomoharu HAYAMA, Tasuku HAKETA | 2017-12-05 |
| 9755156 | Oxygen-containing fused ring amine compound, sulfur-containing fused ring amine compound and organic electroluminescence device | Yoichi Ikeda, Hirokatsu Ito, Hiroyuki Saito, Takeshi Ikeda | 2017-09-05 |
| 9741938 | Aromatic amine derivative, and organic electroluminescent element comprising the same | Yumiko Mizuki, Masakazu Funahashi | 2017-08-22 |
| 9741943 | Condensed fluoranthene compound, material for organic electroluminescent element using this compound, organic electroluminescent element using this material, and electronic device | Kazuki Nishimura | 2017-08-22 |