KI

Kenichi Ishitsuka

HC Hitachi Chemical Company: 13 patents #95 of 1,946Top 5%
RE Resonac: 4 patents #31 of 474Top 7%
SC Showa Denko Materials Co.: 2 patents #64 of 270Top 25%
Overall (All Time): #227,477 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
12365759 Organic electronic material and organic electronic element Kazuyuki KAMO, Iori FUKUSHIMA, Tomotsugu SUGIOKA 2025-07-22
12319829 Organic electronic material and use thereof Kazuyuki KAMO, Iori FUKUSHIMA, Tomotsugu SUGIOKA, Akihiro Yoshida 2025-06-03
12202934 Charge-transport polymer and organic electronic element Iori FUKUSHIMA, Hirotaka Sakuma, Kazuyuki KAMO, Shunsuke KODAMA, Tomotsugu SUGIOKA +3 more 2025-01-21
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 Shigeaki Funyuu, Yousuke Hoshi 2023-08-22
11118005 Composition, hole transport material composition, and ink composition Kazuyuki KAMO, Hirotaka Sakuma, Tomotsugu SUGIOKA, Yuki YOSHINARI, Ryo HONNA +1 more 2021-09-14
10868252 Organic electronics material and use thereof Yuki YOSHINARI, Tomotsugu SUGIOKA, Shigeaki Funyuu, 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 Shigeaki Funyuu, 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 Shigeaki Funyuu, Tomotsugu SUGIOKA, Naoki Asano 2020-11-17
10665786 Treatment liquid containing ionic compound, organic electronic element, and method for producing organic electronic element Shigeaki Funyuu, Naoki Asano 2020-05-26
10566105 Method for producing charge transport film Shigeaki Funyuu, Yousuke Hoshi 2020-02-18
9985210 Organic electronic material, ink composition, and organic electronic element Shigeaki Funyuu, Naoki Asano 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 Shigeaki Funyuu, Yousuke Hoshi 2018-03-27
9748488 Organic electronic material, ink composition, and organic electronic element Shigeaki Funyuu, Naoki Asano 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 Shigeaki Funyuu, Yousuke Hoshi 2017-02-28
9537101 Composition capable of changing its solubility, hole transport material composition, and organic electronic element using the same Shigeaki Funyuu, Naoki Asano 2017-01-03
9496509 Organic electronic material, ink composition, and organic electronic element Shigeaki Funyuu, Naoki Asano 2016-11-15
9337429 Organic electronic material, ink composition, and organic electronic element Shigeaki Funyuu, Naoki Asano 2016-05-10
9252376 Composition capable of changing its solubility, hole transport material composition, and organic electronic element using the same Shigeaki Funyuu, Naoki Asano 2016-02-02
9051246 Compound having trimethylene structure, polymer compound containing unit that has trimethylene structure, and reactive compound having trimethylene structure Shigeaki Funyuu, Hideo Nakako, Sentaro Okamoto 2015-06-09