Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11737345 | Organic electronic material, ink composition containing same, and organic thin film, organic electronic element, organic electroluminescent element, lighting device, and display device formed therewith | Kenichi Ishitsuka, Yousuke Hoshi | 2023-08-22 |
| 11459462 | Charge-transport material and utilization thereof | Kazuyuki KAMO, Naoki Asano, Hiroshi TAKAIRA, Iori FUKUSHIMA | 2022-10-04 |
| 11398604 | Organic electronic material, organic layer, organic electronic element, organic electroluminescent element, display element, illumination device, and display device | Kazuyuki KAMO, Naoki Asano, Hiroshi TAKAIRA, Iori FUKUSHIMA | 2022-07-26 |
| 10868252 | Organic electronics material and use thereof | Yuki YOSHINARI, Kenichi Ishitsuka, Tomotsugu SUGIOKA, Shunsuke Ueda, Naoki Asano +3 more | 2020-12-15 |
| 10840451 | Organic electronic material, ink composition containing same, and organic thin film, organic electronic element, organic eletroluminescent element, lighting device, and display device formed therewith | Kenichi Ishitsuka, Yousuke Hoshi | 2020-11-17 |
| 10840452 | Organic electronic material including charge transport polymer or oligomer having structural unit containing aromatic amine structure substituted with fluorine atom, organic electronic element, and organic electroluminescent element | Tomotsugu SUGIOKA, Kenichi Ishitsuka, Naoki Asano | 2020-11-17 |
| 10665786 | Treatment liquid containing ionic compound, organic electronic element, and method for producing organic electronic element | Naoki Asano, Kenichi Ishitsuka | 2020-05-26 |
| 10566105 | Method for producing charge transport film | Kenichi Ishitsuka, Yousuke Hoshi | 2020-02-18 |
| 9985210 | Organic electronic material, ink composition, and organic electronic element | Naoki Asano, Kenichi Ishitsuka | 2018-05-29 |
| 9929346 | Organic electronic material, ink composition containing same, and organic thin film, organic electronic element, organic electroluminescent element, lighting device, and display device formed therewith | Kenichi Ishitsuka, Yousuke Hoshi | 2018-03-27 |
| 9748488 | Organic electronic material, ink composition, and organic electronic element | Naoki Asano, Kenichi Ishitsuka | 2017-08-29 |
| 9583714 | Material for organic electronics, organic electronic element, organic electroluminescent element, display element using organic electroluminescent element, illuminating device, and display device | Kenichi Ishitsuka, Yousuke Hoshi | 2017-02-28 |
| 9537101 | Composition capable of changing its solubility, hole transport material composition, and organic electronic element using the same | Naoki Asano, Kenichi Ishitsuka | 2017-01-03 |
| 9496509 | Organic electronic material, ink composition, and organic electronic element | Naoki Asano, Kenichi Ishitsuka | 2016-11-15 |
| 9337429 | Organic electronic material, ink composition, and organic electronic element | Naoki Asano, Kenichi Ishitsuka | 2016-05-10 |
| 9252376 | Composition capable of changing its solubility, hole transport material composition, and organic electronic element using the same | Naoki Asano, Kenichi Ishitsuka | 2016-02-02 |
| 9051246 | Compound having trimethylene structure, polymer compound containing unit that has trimethylene structure, and reactive compound having trimethylene structure | Kenichi Ishitsuka, Hideo Nakako, Sentaro Okamoto | 2015-06-09 |
| 8632892 | Organic electronic material, organic electronic device, and organic electroluminescent device | Yousuke Hoshi, Yoshii Morishita | 2014-01-21 |
| 8242235 | Purification process of electroluminescent material, electroluminescent material and electroluminescent device | Yoshihiro Tsuda, Yoshii Morishita, Satoyuki Nomura, Seiji Tai, Yousuke Hoshi +3 more | 2012-08-14 |
| 8075943 | Purification process for organic electronics material | Yoshihiro Tsuda, Yoshii Morishita, Satoyuki Nomura, Yousuke Hoshi, Farshad J. Motamedi +1 more | 2011-12-13 |
| 7507351 | Method for purifying electroluminescent material, electroluminescent material and electroluminescent device | Yoshihiro Tsuda, Yoshii Morishita, Satoyuki Nomura, Seiji Tai, Yousuke Hoshi +2 more | 2009-03-24 |