HW

Hirokazu Wakabayashi

AC Asahi Glass Co.: 11 patents #160 of 2,251Top 8%
EX Exedy: 5 patents #52 of 223Top 25%
AG Agc: 4 patents #186 of 954Top 20%
PA Panasonic: 3 patents #7,617 of 21,108Top 40%
HI Human Industry: 1 patents #7 of 14Top 50%
General Motors: 1 patents #9,361 of 18,328Top 55%
Overall (All Time): #194,302 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
11495816 Methods for producing liquid composition, polymer electrolyte membrane, catalyst layer, and membrane/electrode assembly Satoru Hommura, Atsuyoshi Takenaka 2022-11-08
10461336 Process for producing liquid composition and process for producing catalyst layer-forming coating liquid Hiroyuki Watabe 2019-10-29
10457760 Process for producing liquid composition and process for producing catalyst layer-forming coating liquid Hiroyuki Watabe 2019-10-29
10443659 Damper disc assembly Yoshitaka Kubota, Kazuki Hashimoto 2019-10-15
10218023 Process for producing fluorinated ion exchange resin fluid Satoru Hommura, Takashi Saeki, Tetsuji Shimohira 2019-02-26
9878525 Manufacturing method of composite film Hiroshi Shimoda 2018-01-30
9531026 Process for producing fluorinated ion exchange resin fluid Satoru Hommura, Takashi Saeki, Tetsuji Shimohira 2016-12-27
9453539 Clutch cover assembly Norihiko Tanigawa, Nobuhiko Matsumoto 2016-09-27
9115767 Clutch cover assembly Norihiko Tanigawa, Nobuhiko Matsumoto 2015-08-25
8999434 Process for producing membrane/ electrode assembly for polymer electrolyte fuel cells Hiroshi Shimoda, Shinji Kinoshita, Toshihiro Tanuma, Hideki Nakagawa 2015-04-07
8967354 Clutch cover assembly Norihiko Tanigawa, Nobuhiko Matsumoto 2015-03-03
8372474 Method of making fuel cell components including a catalyst layer and a plurality of ionomer overcoat layers Bhaskar Sompalli, Chunxin Ji, Susan Yan, Hubert Gasteiger, Hiroshi Shimoda +6 more 2013-02-12
8268900 Electrolyte membrane, process for its production and membrane-electrode assembly for polymer electrolyte fuel cells Seigo Kotera, Shinji Kinoshita, Hiroshi Shimoda 2012-09-18
7857935 Process for producing membrane-electrode assembly for polymer electrolyte fuel cells Hiroshi Shimoda 2010-12-28
7622215 Composite electrolyte membrane, catalyst-coated membrane assembly, membrane-electrode assembly and polymer electrolyte fuel cell Yoshihiro Hori, Akihiko Yoshida, Mikiko Yoshimura, Makoto Uchida, Shinji Kinoshita 2009-11-24
7569616 Electrolyte membrane, process for its production and membrane-electrode assembly for polymer electrolyte fuel cells Seigo Kotera, Shinji Kinoshita, Hiroshi Shimoda 2009-08-04
7521144 Membrane-electrode assembly for polymer electrolyte fuel cells, and polymer electrolyte fuel cell Tetsuji Shimohira, Shinji Kinoshita, Ichiro Terada, Yoshihiro Hori 2009-04-21
6824843 Ink jet recording medium and method for its production Masahiro Inoue 2004-11-30
6623820 Silica-alumina composite sol, processes for producing the same, and recording medium Katsumasa Nakahara, Noriko Torimoto, Hachiro Hirano, Toshiya Matsubara, Shinichi Suzuki +1 more 2003-09-23
5988339 Configuration for retaining clutch cover assembly release-load compensating conical spring Masaaki Asada, Toshiya Kosumi 1999-11-23
4909810 Vapor permselective membrane Makoto Nakao, Yoshio Sugaya, Hiroshi Mori, Hirofumi Horie 1990-03-20
4814515 Method of manufacturing a modified polyhydroxy compound Sadao Kumasaka, Satomi Tada 1989-03-21