Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12384965 | Copolymer, electroluminescent device material including copolymer, and electroluminescent device | Takahiro Fujiyama, Tomoyuki Kikuchi, Masashi Tsuji, Naotoshi Suganuma, Norihito Ishii +4 more | 2025-08-12 |
| 12173114 | Copolymer, electroluminescence device material including copolymer, and electroluminescence device | Norihito Ishii, Takahiro Fujiyama, Masashi Tsuji, Naotoshi Suganuma, Yusaku KONISHI +6 more | 2024-12-24 |
| 11997917 | Quantum dot electroluminescence device | Yusaku KONISHI, Takahiro Fujiyama, Keigo FURUTA, Kiyohiko Tsutsumi, Masashi Tsuji +1 more | 2024-05-28 |
| 11939422 | Copolymer, electroluminescence device material including copolymer, and electroluminescence device | Masashi Tsuji, Naotoshi Suganuma, Takahiro Fujiyama, Yusaku KONISHI, Dae Young CHUNG +3 more | 2024-03-26 |
| 11917899 | Arylamine-fluorene alternating copolymer, electroluminescence device material, and electroluminescence device using the polymer | Masashi Tsuji, Takahiro Fujiyama, Yusaku KONISHI, Dae Young CHUNG, Jaejun Chang +7 more | 2024-02-27 |
| 11910697 | Copolymer, electroluminescence device material including copolymer, and electroluminescence device | Masashi Tsuji, Takao Motoyama, Yusaku KONISHI, Keigo FURUTA, Takahiro Fujiyama +5 more | 2024-02-20 |
| 11758800 | Polymer material, material for electroluminescence device, liquid composition, thin film, and electroluminescence device | Keigo FURUTA, Masashi Tsuji, Takahiro Fujiyama, Takao Motoyama, Yusaku KONISHI | 2023-09-12 |
| 11631815 | Quantum dot electroluminescence device | Yusaku KONISHI, Takahiro Fujiyama, Keigo FURUTA, Kiyohiko Tsutsumi, Masashi Tsuji +1 more | 2023-04-18 |
| 11411188 | Arylamine polymer including silicone, and electroluminescence device material and electroluminescence device using the polymer | Masashi Tsuji, Takahiro Fujiyama, Keigo FURUTA, Takao Motoyama, Yusaku KONISHI | 2022-08-09 |
| 11322695 | Ink composition for organic light-emitting device, organic light-emitting device including film formed by using the ink composition, and method of manufacturing the organic light-emitting device | Eiji Otsuki, Masanori WAKITA, Satoshi INAYAMA, Norihito Ishii, Katsunori Shibata +1 more | 2022-05-03 |
| 10636973 | Polymer material, material for electroluminescence device, composition, thin film, and electroluminescence device comprising the same | Fujiyama TAKAHIRO, Takao Motoyama, Yusaku KONISHI, Mitsunori Ito, Furuta Keigo | 2020-04-28 |
| 10597403 | Condensed cyclic compound, composition including the condensed cyclic compound, organic light-emitting device including the condensed cyclic compound, and method of manufacturing the organic light-emitting device | Satoshi INAYAMA, Norihito Ishii, Katsunori Shibata, Mitsunori Ito | 2020-03-24 |
| 10319912 | Charge-transporting material and organic light-emitting device including the same | Satoshi INAYAMA, Masaki Numata | 2019-06-11 |
| 9236576 | Photoelectric element, process for producing photoelectric element, and photosensitizer | Michio Suzuka, Takashi Sekiguchi, Takeyuki Yamaki, Hiroyuki Nishide, Kenichi Oyaizu +1 more | 2016-01-12 |
| 9159500 | Photoelectric conversion element | Michio Suzuka, Takashi Sekiguchi, Naoki Hayashi, Hiroyuki Nishide, Kenichi Oyaizu | 2015-10-13 |
| 9029845 | Electrode composite and photoelectric element equipped therewith | Michio Suzuka, Takashi Sekiguchi, Hiroyuki Nishide, Kenichi Oyaizu | 2015-05-12 |
| 9013023 | Photoelectric element having stacked charge-transport layers | Michio Suzuka, Takashi Sekiguchi, Naoki Hayashi, Hiroyuki Nishide, Kenichi Oyaizu | 2015-04-21 |
| 9012901 | Photoelectric conversion element | Michio Suzuka, Takashi Sekiguchi, Naoki Hayashi, Takeyuki Yamaki, Hiroyuki Nishide +1 more | 2015-04-21 |
| 8952372 | Photoelectric element and method for producing the same | Takashi Sekiguchi, Michio Suzuka, Naoki Hayashi, Takeyuki Yamaki, Hiroyuki Nishide +2 more | 2015-02-10 |
| 8895975 | Photoelectric element | Naoki Hayashi, Michio Suzuka, Takashi Sekiguchi, Takeyuki Yamaki, Hiroyuki Nishide +2 more | 2014-11-25 |
| 8841550 | Photoelectric element | Takashi Sekiguchi, Mitsuo Yaguchi, Takeyuki Yamaki, Hiroyuki Nishide, Kenichi Oyaizu +2 more | 2014-09-23 |
| 8729532 | Light-absorbing material and photoelectric conversion element | Takashi Sekiguchi, Hiroyuki Nishide, Michio Suzuka, Takeyuki Yamaki, Kenichi Oyaizu +1 more | 2014-05-20 |
| 8674215 | Photoelectric device | Takashi Sekiguchi, Shingo Kambe, Hiroyuki Nishide, Kenichi Oyaizu, Akira Takahashi +3 more | 2014-03-18 |
| 8592807 | Photoelectric element | Takashi Sekiguchi, Mitsuo Yaguchi, Takeyuki Yamaki, Hiroyuki Nishide, Kenichi Oyaizu +2 more | 2013-11-26 |
| 8320685 | Picture processing apparatus and method, and imaging apparatus | Koji Ozaki, Kenichi Sakai | 2012-11-27 |