YO

Yoshinori Okada

Ricoh Company: 23 patents #910 of 9,818Top 10%
HI Hitachi: 19 patents #1,906 of 28,497Top 7%
MA Maxell: 15 patents #37 of 437Top 9%
FL Fujitsu Hitachi Plasma Display Limited: 7 patents #23 of 166Top 15%
RT Renesas Technology: 2 patents #1,374 of 3,337Top 45%
KT Kabushiki Kaisha Toshiba: 2 patents #9,982 of 21,451Top 50%
TI Texas Instruments: 2 patents #5,248 of 12,488Top 45%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
HE Hitachi Micro Computer Engineering: 1 patents #131 of 393Top 35%
MA Maxwell: 1 patents #7 of 16Top 45%
Mitsubishi Electric: 1 patents #15,491 of 25,717Top 65%
OC Oki Semiconductor Co.: 1 patents #202 of 526Top 40%
RE Renesas Electronics: 1 patents #2,739 of 4,529Top 65%
Overall (All Time): #25,251 of 4,157,543Top 1%
75
Patents All Time

Issued Patents All Time

Showing 26–50 of 75 patents

Patent #TitleCo-InventorsDate
9932522 Electrochromic compound, electrochromic composition, display element, and dimming element Daisuke Goto, Toshiya Sagisaka, Shigenobu Hirano, Satoshi Yamamoto, Mamiko Inoue +9 more 2018-04-03
9829762 Electrochromic display element, display device, information system, and electrochromic dimming lens Hiroyuki Takahashi, Tamotsu Horiuchi, Tohru Yashiro, Keiichiroh Yutani, Sukchan Kim +8 more 2017-11-28
9688706 Electrochromic compound, electrochromic composition, display element, and dimming element Mamiko Inoue, Masaomi Sasaki, Tohru Yashiro, Keiichiroh Yutani, Sukchan Kim +9 more 2017-06-27
9632385 Electrochromic display device with intermediate display electrode containing electrically conductive fine particle and a method for manufacturing such device Tohru Yashiro, Yoshihisa Naijo, Sukchan Kim, Shigenobu Hirano, Koh Fujimura +5 more 2017-04-25
9500926 Electrochromic display element and image display device Koh Fujimura, Tohru Yashiro, Shigenobu Hirano, Hiroyuki Takahashi, Yoshihisa Naijo +3 more 2016-11-22
9389480 Method for manufacturing an electrochromic display device and an electrochromic display device having through-hole in display electrode Yoshihisa Naijo, Tohru Yashiro, Shigenobu Hirano, Sukchan Kim, Koh Fujimura +2 more 2016-07-12
9304368 Electrochromic device and production method thereof Tohru Yashiro, Shigenobu Hirano, Toshiya Sagisaka, Mamiko Inoue, Hiroyuki Takahashi +6 more 2016-04-05
9069222 Electrochromic display element and display device Yoshihisa Naijo, Tohru Yashiro, Shigenobu Hirano, Koh Fujimura, Kazuaki Tsuji +4 more 2015-06-30
9041997 Electro-chromic display element, display apparatus, and driving method Hiroyuki Takahashi, Tohru Yashiro, Koh Fujimura, Akishige Murakami, Shigenobu Hirano +3 more 2015-05-26
8937758 Electrochromic display device Sukchan Kim, Tohru Yashiro, Koh Fujimura, Hiroyuki Takahashi, Shigenobu Hirano +2 more 2015-01-20
8902151 Controllable electrochromic display device Tohru Yashiro, Shigenobu Hirano, Yoshihisa Naijo, Koh Fujimura, Akishige Murakami +1 more 2014-12-02
8754405 Organic electroluminescence device having anode including metal oxide and conductive polymer, light emission apparatus, and method of fabricating organic electroluminescence device Hiroyuki Takahashi 2014-06-17
8743048 Electrochromic display element, display device and information apparatus Hiroyuki Takahashi, Tohru Yashiro, Akishige Murakami, Shigenobu Hirano, Yoshihisa Naijo 2014-06-03
8736941 Electrochromic display apparatus and method of manufacturing the same Yoshihisa Naijo, Tohru Yashiro, Shigenobu Hirano, Masahiro Yanagisawa, Masahiro Masuzawa +3 more 2014-05-27
8687262 Ion conductor and electrochromic display device Tohru Yashiro, Shigenobu Hirano, Koh Fujimura, Yoshihisa Naijo, Hiroyuki Takahashi +1 more 2014-04-01
8665198 Display driving apparatus for charging a target voltage within a sampling period and a method therefor Atsuhiro Miwata 2014-03-04
8525294 Semiconductor device Akira Tada, Hiroki Tanabe, Ikuo Kudo 2013-09-03
8203549 Plasma display panel driving method and plasma display apparatus Hidenori Ohnuki, Akihiro Machida, Tomohiro Mitou, Satoshi Yuri 2012-06-19
7710351 Load drive circuit and display device using the same Yuji Sano, Toyoshi Kawada 2010-05-04
7598929 Plasma display apparatus Hidenori Ohnuki 2009-10-06
7550678 Plasma display module Tomoyuki Kawamura, Taizo Ohno, Takashi Sasaki, Hideki Isohata, Kenji Ishiwata 2009-06-23
7511441 Semiconductor integrated circuit, drive circuit, and plasma display apparatus Makoto Onozawa, Tomokatsu Kishi, Masatoshi Hira 2009-03-31
7193403 Current driver Atsushi Sudoh, Seiji Murakami, Atsuhiro Miwata 2007-03-20
7084839 Pre-drive circuit, capacitive load drive circuit and plasma display apparatus Makoto Onozawa, Hideaki Ohki, Masatoshi Hira, Haruo Koizumi 2006-08-01
7015905 Capacitive load driving circuit driving capacitive loads such as pixels in plasma display panels and plasma display apparatus having the capacitive load driving circuit Makoto Onozawa, Haruo Koizumi 2006-03-21