NK

Norihiko Kawabata

PA Panasonic: 24 patents #737 of 21,108Top 4%
PH Pansonic Holdings: 1 patents #1 of 28Top 4%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
Overall (All Time): #148,732 of 4,157,543Top 4%
26
Patents All Time

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #TitleCo-InventorsDate
12203178 Electrochemical hydrogen pump Kunihiro Ukai, Osamu Sakai, Hidenobu Wakita, Jin Zhang, Yukimune Kani 2025-01-21
11952671 Electrochemical hydrogen pump Kunihiro Ukai, Osamu Sakai, Hidenobu Wakita, Jin Zhang, Yukimune Kani 2024-04-09
11549187 Electrochemical hydrogen pump Kunihiro Ukai, Tsuneyuki Ejima 2023-01-10
11239482 Flow battery Shuji Ito, Masahisa Fujimoto, Haruko Kubota 2022-02-01
10202696 Electrochemical hydrogen pump Kazuya Usirokawa, Shinji Yoshino, Hidenobu Wakita 2019-02-12
9937465 Gas-producing apparatus and gas-producing method Kazuya Ushirokawa, Yasuhiro Ueyama, Shinji Yoshino, Reiko Taniguchi 2018-04-10
9373854 Solid polymer fuel cell Takashi Morimoto, Soichi Shibata 2016-06-21
8728682 Fuel cell having a fastening structure including a specified configuration of elastic members Hiroki Kusakabe, Toshihiro Matsumoto, Yoshiki Nagao 2014-05-20
8697312 Cell stack of fuel cell and method of fastening cell stack of fuel cell Soichi Shibata, Hiroki Kusakabe, Shigeyuki Unoki, Yoshiki Nagao, Yusuke Ikeshima 2014-04-15
8642230 Electrode-membrane-frame assembly for fuel cell, polyelectrolyte fuel cell and manufacturing method therefor Tsutomu Kawashima, Toshihiro Matsumoto, Atsushi Murata, Takashi Morimoto 2014-02-04
8329322 Electrode-membrane-frame assembly for polyelectrolyte fuel cell, manufacturing method therefor, and polyelectrolyte fuel cell Takashi Morimoto, Hiroki Kusakabe, Toshihiro Matsumoto, Mitsuo Yoshimura 2012-12-11
8278008 Serpentine fuel cell separator with protrusions and fuel cell including the same Hiroki Kusakabe, Toshihiro Matsumoto, Yoshiki Nagao, Shinsuke Takeguchi, Yasuo Takebe +1 more 2012-10-02
8268512 Polymer electrolyte fuel cell and manufacturing method for electrode-membrane-frame assembly Takashi Morimoto, Hiroki Kusakabe, Toshihiro Matsumoto, Mitsuo Yoshimura 2012-09-18
8084165 MEA, MEA manufacturing method, and polymer electrolyte fuel cell Hiroki Kusakabe, Kazuhito Hatoh, Toshihiro Matsumoto, Hiroaki Matsuoka, Tomohiro Kijima 2011-12-27
8076017 Fuel cell stack Toshihiro Matsumoto, Yoshiki Nagao, Hiroki Kusakabe, Kenji Arai 2011-12-13
7977014 Polymer electrolyte fuel cell and manufacturing method for electrode-membrane-frame assembly Takashi Morimoto, Hiroki Kusakabe, Toshihiro Matsumoto, Mitsuo Yoshimura 2011-07-12
7931999 Polymer electrolyte fuel cell and manufacturing method for electrode-membrane-frame assembly Takashi Morimoto, Hiroki Kusakabe, Toshihiro Matsumoto, Mitsuo Yoshimura 2011-04-26
7833673 Solid polymer electrolytic fuel cell Takashi Morimoto, Hiroki Kusakabe, Toshihiro Matsumoto 2010-11-16
7794864 Fuel cell module, fuel cell, and method of manufacturing fuel cell module Takashi Morimoto, Hiroki Kusakabe, Toshihiro Matsumoto, Mitsuo Yoshimura 2010-09-14
7794892 Polymer electrolyte fuel cell and manufacturing method for electrode-membrane-frame assembly Takashi Morimoto, Hiroki Kusakabe, Toshihiro Matsumoto, Atsushi Murata 2010-09-14
7790329 Polymer electrolyte fuel cell and manufacturing method for electrode-membrane-frame assembly Takashi Morimoto, Hiroki Kusakabe, Toshihiro Matsumoto, Atsushi Murata 2010-09-07
7771885 Polymer electrolyte fuel cell and manufacturing method for electrode-membrane-frame assembly Takashi Morimoto, Hiroki Kusakabe, Toshihiro Matsumoto, Atsushi Murata 2010-08-10
7709123 Film electrode assembly for fuel cell, polymer electrolytic cell for fuel cell and method for manufacturing polymer electrolytic fuel cell and film electrode assembly Hiroki Kusakabe, Takashi Morimoto, Toshihiro Matsumoto, Masatoshi Teranishi 2010-05-04
7659024 Fuel cell having a separator with water-retaining groove portions Toshihiro Matsumoto, Hiroki Kusakabe, Yoshiki Nagao, Naoko Yoshizawa 2010-02-09
7541108 Solid polymer fuel cell Takashi Morimoto, Hiroki Kusakabe, Toshihiro Matsumoto, Yoshiki Nagao 2009-06-02