YK

Yasunori Kijima

SO Sony: 43 patents #620 of 25,231Top 3%
JO Joled: 16 patents #14 of 392Top 4%
IC Idemitsu Kosan Co.: 12 patents #120 of 1,237Top 10%
TC Threebond Co.: 1 patents #61 of 172Top 40%
Overall (All Time): #37,948 of 4,157,543Top 1%
61
Patents All Time

Issued Patents All Time

Showing 1–25 of 61 patents

Patent #TitleCo-InventorsDate
11678571 Organic electroluminescent device using aryl amine derivative containing heterocycle Masahiro Kawamura, Emiko Kambe, Akifumi Nakamura, Tadahiko Yoshinaga, Shigeyuki Matsunami 2023-06-13
11258036 Display apparatus including organic electroluminescence devices Yuichi Iwase, Jiro Yamada 2022-02-22
11152574 Organic electroluminescent device using aryl amine derivative containing heterocycle Masahiro Kawamura, Emiko Kambe, Akifumi Nakamura, Tadahiko Yoshinaga, Shigeyuki Matsunami 2021-10-19
11094888 Organic electroluminescent device using aryl amine derivative containing heterocycle Masahiro Kawamura, Emiko Kambe, Akifumi Nakamura, Tadahiko Yoshinaga, Shigeyuki Matsunami 2021-08-17
10930877 Display apparatus including organic electroluminescence devices Yuichi Iwase, Jiro Yamada 2021-02-23
10283717 Organic electroluminescent device using aryl amine derivative containing heterocycle Masahiro Kawamura, Emiko Kambe, Akifumi Nakamura, Tadahiko Yoshinaga, Shigeyuki Matsunami 2019-05-07
10263192 Organic electroluminescent device using aryl amine derivative containing heterocycle Masahiro Kawamura, Emiko Kambe, Akifumi Nakamura, Tadahiko Yoshinaga, Shigeyuki Matsunami 2019-04-16
10249841 Display apparatus Yuichi Iwase, Jiro Yamada 2019-04-02
10008688 Display apparatus including organic electroluminescence devices Yuichi Iwase, Jiro Yamada 2018-06-26
9960360 Organic electroluminescent device using aryl amine derivative containing heterocycle Masahiro Kawamura, Emiko Kambe, Akifumi Nakamura, Tadahiko Yoshinaga, Shigeyuki Matsunami 2018-05-01
9716246 Display apparatus Yuichi Iwase, Jiro Yamada 2017-07-25
9653699 Method of manufacturing a display apparatus Yuichi Iwase, Jiro Yamada 2017-05-16
9461251 Anthracene derivative and organic electroluminescence device using the same Masahiro Kawamura, Takashi Obikawa, Shigeyuki Matsunami, Ichinori Takada 2016-10-04
9425427 Display apparatus including organic electroluminescent devices Yuichi Iwase, Jiro Yamada 2016-08-23
9224971 Organic electroluminescence device and display unit Akifumi Nakamura, Yasuharu Ujiie 2015-12-29
9112167 Aromatic amine derivatives and organic electroluminescent device using same Nobuhiro Yabunouchi, Masahiro Kawamura, Hisayuki Kawamura, Chishio Hosokawa, Shigeyuki Matsunami +1 more 2015-08-18
9105858 Organic electroluminescent device and display apparatus Emiko Kambe 2015-08-11
9099681 Display device, display, and electronic unit 2015-08-04
8956736 Organic electroluminescent device and display apparatus Shigeyuki Matsunami, Masayuki Kurotaki, Toshihiro Fukuda, Akifumi Nakamura 2015-02-17
8906517 Organic electroluminescence device Tetsuo Shibanuma, Eisuke Matsuda, Hirofumi Nakamura, Shigeyuki Matsunami 2014-12-09
8896203 Display apparatus including a plurality of organic electroluminescent devices Yuichi Iwase, Jiro Yamada 2014-11-25
8889268 Organic electroluminescence element and display device using the same Ichinori Takada, Tadahiko Yoshinaga, Emiko Kambe, Shigeyuki Matsunami 2014-11-18
8872423 Organic electroluminescent device and display device Emiko Kambe, Akifumi Nakamura, Hiroshi Yamamoto 2014-10-28
8829497 Display element, display device, and electronic apparatus 2014-09-09
8797484 Display apparatus Yuichi Iwase, Toshimasa Sakayori, Kenichi Horie, Takashi Sugio, Takehito Miura 2014-08-05