Issued Patents All Time
Showing 26–50 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10854835 | Organic electroluminescent element and novel iridium complex | Yuichirou Itai | 2020-12-01 |
| 10804469 | Charge transport material, organic electroluminescent element, and illumination device, display device, or light-emitting device characterized by using said element | Tetsu Kitamura | 2020-10-13 |
| 10763440 | Organic electroluminescent element, and light emitting device, display device and lighting device each using organic electroluminescent element | Hiroaki Tsuyama, Yuichiro Itai | 2020-09-01 |
| 10720586 | Organic electroluminescent device; a charge transporting material for the organic electroluminescent device; and a luminescent device, a display device and a lighting system using the organic electroluminescent device | Saki Takada, Yosuke Yamamoto, Yuichiro Itai | 2020-07-21 |
| 10505116 | Organic electroluminescent element and compound | Wataru Sotoyama | 2019-12-10 |
| 10460879 | Photoelectric conversion element, dye-sensitized solar cell, metal complex dye, dye solution, dye-adsorbed electrode, and method for producing dye-sensitized solar cell | Yukio Tani, Kouitsu Sasaki, Hirotaka Satou, Kazuhiro TSUNA, Katsumi Kobayashi | 2019-10-29 |
| 10396299 | Organic electroluminescent devices and metal complex compounds | Kazumi Nii, Tatsuya Igarashi, Seiji Ichijima, Toshihiro Ise | 2019-08-27 |
| 10388903 | Charge-transporting material, organic electroluminescent element, and light-emitting device, display device and illumination device characterised by using said element | Yosuke Yamamoto, Yuichiro Itai | 2019-08-20 |
| 10388886 | Charge transporting material, organic electroluminescent element, light emitting device, display device and illumination device | — | 2019-08-20 |
| 10340471 | Organic electroluminescent element and novel iridium complex | Yuichirou Itai | 2019-07-02 |
| 10283718 | Charge transporting material, organic electroluminescent element, light emitting device, display device and illumination device | Yosuke Yamamoto, Wataru Sotoyama | 2019-05-07 |
| 10153444 | Organic electroluminescent devices and metal complex compounds | Kazumi Nii, Tatsuya Igarashi, Seiji Ichijima, Toshihiro Ise | 2018-12-11 |
| 9887371 | Organic electroluminescent device; a charge transporting material for the organic electroluminescent device; and a luminescent device, a display device and a lighting system using the organic electroluminescent device | Saki Takada, Yosuke Yamamoto, Yuichiro Itai | 2018-02-06 |
| 9809333 | Box-packing system | Shizuo Minamino | 2017-11-07 |
| 9614165 | Photoelectric conversion element, dye-sensitized solar cell, metal complex dye, dye solution, dye-adsorbed electrode and method of producing dye-sensitized solar cell | Kouitsu Sasaki, Katsumi Kobayashi | 2017-04-04 |
| 9306176 | Organic electroluminescent device; a charge transporting material for the organic electroluminescent device; and a luminescent device, a display device and a lighting system using the organic electroluminescent device | Saki Takada, Yosuke Yamamoto, Yuichiro Itai | 2016-04-05 |
| 9287507 | Organic electroluminescent element, compounds and materials used for the organic electroluminescent element, and light-emitting, display and illuminating devices using the elements | Koji Takaku, Wataru Toyama, Toshihiro Ise, Masaru Kinoshita, Saki Takada | 2016-03-15 |
| 9000421 | Organic electroluminescent element, materials for organic electroluminescent element, and light emitting device, display device, or illumination device, each using the element, and compounds used in the element | Yosuke Yamamoto, Yuichiro Itai | 2015-04-07 |
| 8940415 | Organic electroluminescent devices and metal complex compounds | Kazumi Nii, Tatsuya Igarashi, Seiji Ichijima, Toshihiro Ise | 2015-01-27 |
| 8808824 | Optical information recording medium, method of recording information and azo metal complex dye | Taisuke Fujimoto, Tetsuya Watanabe, Masashi Ogiyama, Seiji Hatano, Taro Hashizume +1 more | 2014-08-19 |
| 8609259 | Organic electroluminescent device and platinum compound | Tatsuya Igarashi, Seiji Ichijima, Toshihiro Ise | 2013-12-17 |
| 8436172 | Material selecting method upon purifying iridium complex by sublimation | Keiju Tonosaki | 2013-05-07 |
| 8394481 | Optical information recording medium and azo metal complex dye | Taro Hashizume, Kazutoshi Katayama | 2013-03-12 |
| 8257838 | Organic electroluminescent device and platinum compound | Tatsuya Igarashi, Seiji Ichijima, Toshihiro Ise | 2012-09-04 |
| 8211553 | Organic electroluminescent devices and metal complex compounds | Kazumi Nii, Tatsuya Igarashi, Seiji Ichijima, Toshihiro Ise | 2012-07-03 |