AK

Akito Kawasumi

TO Toyota: 6 patents #4,786 of 26,838Top 20%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
NS Nippon Soken: 1 patents #783 of 1,540Top 55%
📍 Susono, JP: #388 of 1,238 inventorsTop 35%
Overall (All Time): #633,444 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
10615431 Method of manufacturing unit fuel cell which prevents exposure and deformation Kotaro Ikeda 2020-04-07
10270107 Fuel cell and manufacturing method for fuel cell 2019-04-23
9831504 Single fuel cell and method of manufacturing single fuel cell Kotaro Ikeda 2017-11-28
9570758 Manufacturing method and manufacturing apparatus for gas diffusion layer of fuel cell, and fuel cell Yuichi Gomi, Katsuhide Kikuchi, Hiroshi Fujitani, Junji Nakanishi, Kenji Tsubosaka 2017-02-14
9490493 Manufacturing method of fuel cell, fuel cell and fuel cell system Shuya Kawahara 2016-11-08
8877406 Fuel cell, and method of manufacturing a fuel cell Hiroo Yoshikawa, Junji Nakanishi, Tsunemasa Nishida, Kenji Tsubosaka, Takeaki Saito 2014-11-04
6835112 Electroluminescent lamp and method for manufacturing the same Koji Tanabe, Shinji Okuma, Yosuke Chikahisa, Naohiro Nishioka 2004-12-28
6831411 Electroluminescent lamp having luminescent layer with phosphor particles fixed uniformly Koji Tanabe, Shinji Okuma, Yosuke Chikahisa, Naohiro Nishioka 2004-12-14