AN

Akifumi Nakamura

JO Joled: 7 patents #54 of 392Top 15%
IC Idemitsu Kosan Co.: 6 patents #239 of 1,237Top 20%
PA Panasonic: 5 patents #5,165 of 21,108Top 25%
SO Sony: 4 patents #8,966 of 25,231Top 40%
JL Japan Aviation Electronics Industry, Limited: 1 patents #440 of 728Top 65%
VJ Victor Company Of Japan: 1 patents #818 of 1,489Top 55%
Overall (All Time): #248,751 of 4,157,543Top 6%
18
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11905612 Method for plating of tubular workpiece Takeharu Naito, Osamu Hashiguchi, Yumiko Kobori, Yosuke Honda, Masanori Takahashi 2024-02-20
11678571 Organic electroluminescent device using aryl amine derivative containing heterocycle Masahiro Kawamura, Emiko Kambe, Yasunori Kijima, Tadahiko Yoshinaga, Shigeyuki Matsunami 2023-06-13
11453054 Method for manufacturing three-dimensional shaped object Norio Yoshida, Noriyasu NAKASHIMA 2022-09-27
11203065 Method for manufacturing three-dimensional shaped object Norio Yoshida, Satoshi Abe, Masanori MORIMOTO, Yoshiyuki Uchinono 2021-12-21
11152574 Organic electroluminescent device using aryl amine derivative containing heterocycle Masahiro Kawamura, Emiko Kambe, Yasunori Kijima, Tadahiko Yoshinaga, Shigeyuki Matsunami 2021-10-19
11094888 Organic electroluminescent device using aryl amine derivative containing heterocycle Masahiro Kawamura, Emiko Kambe, Yasunori Kijima, Tadahiko Yoshinaga, Shigeyuki Matsunami 2021-08-17
10283717 Organic electroluminescent device using aryl amine derivative containing heterocycle Masahiro Kawamura, Emiko Kambe, Yasunori Kijima, Tadahiko Yoshinaga, Shigeyuki Matsunami 2019-05-07
10263192 Organic electroluminescent device using aryl amine derivative containing heterocycle Masahiro Kawamura, Emiko Kambe, Yasunori Kijima, Tadahiko Yoshinaga, Shigeyuki Matsunami 2019-04-16
9960360 Organic electroluminescent device using aryl amine derivative containing heterocycle Masahiro Kawamura, Emiko Kambe, Yasunori Kijima, Tadahiko Yoshinaga, Shigeyuki Matsunami 2018-05-01
9685594 LED module and method of preparing the LED module, lighting device Yoji Urano, Kenichiro Tanaka, Toru Hirano, Hideaki Hyuga, Masanori Suzuki +1 more 2017-06-20
9680075 Light-emitting device Yoji Urano, Hayato Ioka, Toru Hirano, Masanori Suzuki, Hideaki Hyuga +2 more 2017-06-13
9437581 LED module Yoji Urano, Hayato Ioka, Ryoji Imai, Jun Goda, Toru Hirano +2 more 2016-09-06
9224971 Organic electroluminescence device and display unit Yasuharu Ujiie, Yasunori Kijima 2015-12-29
8956736 Organic electroluminescent device and display apparatus Shigeyuki Matsunami, Masayuki Kurotaki, Toshihiro Fukuda, Yasunori Kijima 2015-02-17
8872423 Organic electroluminescent device and display device Emiko Kambe, Yasunori Kijima, Hiroshi Yamamoto 2014-10-28
8664677 Light-emitting element and organic electroluminescent display device Jiro Yamada, Eisuke Negishi, Hirofumi Nakamura, Tadahiko Yoshinaga 2014-03-04
8558452 Organic electroluminescent device 2013-10-15
7282854 Organic electroluminescence device having a diffused layer 2007-10-16