HK

Hironori Kawakami

IC Idemitsu Kosan Co.: 12 patents #120 of 1,237Top 10%
TC Toppan Printing Co.: 4 patents #201 of 1,467Top 15%
JO Joled: 1 patents #250 of 392Top 65%
SO Sony: 1 patents #17,262 of 25,231Top 70%
Overall (All Time): #273,331 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10833281 Organic electroluminescence composition, material for organic electroluminescence element, solution of material for organic electroluminescence element, and organic electroluminescence element Masakazu Funahashi, Tadahiko Yoshinaga, Hiroaki TOYOSHIMA 2020-11-10
10763442 Compound, organic electroluminescent element material using same, organic electroluminescent element using this material, and electronic device Takashi Kashiwamura, Kiyoshi Ikeda, Masahiro Kawamura 2020-09-01
10538514 Compound, composition, organic electroluminescence element, and electronic device Taro YAMAKI, Kiyoshi Ikeda, Takashi Kashiwamura 2020-01-21
10290815 Composition, compound, material for organic electroluminescence element, ink composition, organic electroluminescence element, and electronic device Taro YAMAKI, Kiyoshi Ikeda 2019-05-14
10217945 Compound, organic electroluminescent element material using same, organic electroluminescent element using this material, and electronic device Takashi Kashiwamura, Kiyoshi Ikeda, Masahiro Kawamura 2019-02-26
10038143 Polymer compound, material for electronic elements, material for organic electroluminescent elements, and organic electroluminescent element Hidetoshi Ono, Shigeru Matsuo, Kiyoshi Ikeda, Masahide Matsuura, Akinori Yomogita +1 more 2018-07-31
10032991 Compound, organic electroluminescence element material, ink composition, organic electroluminescence element, electronic device, and method for producing compound Kiyoshi Ikeda 2018-07-24
9923141 Carbazole-based polymer and organic electroluminescence element using same Akinori Yomogita, Masami Watanabe, Kiyoshi Ikeda, Masahiro Kawamura, Nobuhiro Yabunouchi +1 more 2018-03-20
9917273 Cross-linking polymer and organic electroluminescent element using same Akinori Yomogita, Masami Watanabe, Kiyoshi Ikeda, Masahiro Kawamura, Nobuhiro Yabunouchi +1 more 2018-03-13
9847490 Copolymer, material for organic electronic element, material for organic electroluminescent element, and organic electroluminescent element Akinori Yomogita, Shigeru Matsuo, Hidetoshi Ono, Kiyoshi Ikeda, Masahide Matsuura +1 more 2017-12-19
9815997 Organic electroluminescence device and ink composition Shigeru Matsuo 2017-11-14
9647220 Organic multicolor light-emitting apparatus Tadahiko Yoshinaga, Mitsuru Eida 2017-05-09
8231933 Method for manufacturing organic electroluminescence device Koji Takeshita, Takahisa Shimizu, Nahoko Inokuchi, Tomoaki Fukuhara, Hiroshi Matsuzawa 2012-07-31
8137147 Organic electroluminescence display and method for manufacturing the same Takahisa Shimizu, Koji Takeshita, Nahoko Inokuchi 2012-03-20
7910287 Relief printing plate, and method for manufacturing electronic circuit pattern, organic electroluminescence device and organic electronic device by using the same Koji Takeshita, Takahisa Shimizu, Nahoko Inokuchi, Kazunobu Irie 2011-03-22
7485023 Organic electroluminescent device having partition wall and a manufacturing method of the same by relief printing method Koji Takeshita, Takahisa Shimizu, Yifan Qian 2009-02-03
4537600 Method for the preparation of pitch-in-water slurry Hiroto Tajima, Zenichi Mashino, Seinoshin Hayami, Osamu Ohzeki 1985-08-27