KH

Katsumi Hayashi

Fujitsu Limited: 45 patents #350 of 24,456Top 2%
Honda Motor Co.: 23 patents #462 of 21,052Top 3%
TL The Lubrizol: 15 patents #57 of 659Top 9%
FU Fujifilm: 2 patents #2,431 of 4,519Top 55%
HK Honda Giken Koygo: 1 patents #31 of 356Top 9%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
HC Hitachi Engineering Co.: 1 patents #187 of 572Top 35%
JI Japan Atomic Energy Research Institute: 1 patents #188 of 609Top 35%
Tdk: 1 patents #2,493 of 3,796Top 70%
II Intera Incorporated: 1 patents #4 of 11Top 40%
📍 Odawara, OH: #1 of 1 inventorsTop 100%
Overall (All Time): #17,669 of 4,157,543Top 1%
91
Patents All Time

Issued Patents All Time

Showing 1–25 of 91 patents

Patent #TitleCo-InventorsDate
9093679 Method of shutting down fuel cell system Shinjiro Morita, Nobutaka Nakajima, Go Kikuchi, Nobuki Koiwa, Satoshi Tanimoto +6 more 2015-07-28
8600599 Fuel cell vehicle Daishi Igarashi, Takuya Shirasaka, Kazunori Watanabe 2013-12-03
8221923 Stop method for fuel cell system and fuel cell system Shigeru Inai, Hiromichi Yoshida, Hideo Kato, Ryo Jinba, Nobuyuki Matsumoto +2 more 2012-07-17
7901823 Fuel cell employing cooling liquid passages for starting at low temperature Hideo Kato, Yosuke Fujii, Yasushi Kanai 2011-03-08
7901826 Fuel cell Hiromichi Yoshida, Shigeru Inai, Minoru Koshinuma, Ryo Jinba, Seiji Sugiura +1 more 2011-03-08
7883811 Control apparatus for fuel cell stack Hideo Kato, Hideo Okamoto, Masahiko Sato 2011-02-08
7875399 Stop method for fuel cell system Shigeru Inai, Ryo Jinba, Hideo Kato, Tomoki Kobayashi, Minoru Uoshima +1 more 2011-01-25
7871731 Fuel cell assembly operating method and fuel cell system Shigeru Inai, Hiromichi Yoshida, Ryo Jinba, Minoru Koshinuma, Naoki Mitsuta 2011-01-18
7767355 Fuel cell stack with dummy cell Hideo Kato, Shigeru Inai, Ryo Jinba, Masahiko Sato, Yohei Hidaka 2010-08-03
7691506 Fuel cell stack Hideo Kato, Shigeru Inai 2010-04-06
7687169 Stop method for fuel cell system Shigeru Inai, Ryo Jinba, Hideo Kato, Tomoki Kobayashi, Minoru Uoshima +1 more 2010-03-30
7588844 Method of starting up operation of fuel cell at low temperature Shigeru Inai, Hideo Kato, Ryo Jimba, Masahiro Mohri, Hiroshi Morikawa +1 more 2009-09-15
7572529 Method and system for starting up fuel cell stack at subzero temperatures, and method of designing fuel cell stack Hideo Kato, Shigeru Inai, Ryo Jinba 2009-08-11
7563528 Fuel cell system and method of scavenging same Shigeru Inai, Hiromichi Yoshida, Hideo Kato, Ryo Jinba, Nobuyuki Matsumoto +4 more 2009-07-21
7495768 Analysis method and apparatus and analysis unit Nobufumi Mori 2009-02-24
7470549 Measurement method using biosensor Masayoshi Yamamoto, Toshihide Ezoe, Nobuhiko Ogura 2008-12-30
7309539 Fuel cell stack Hideo Kato, Yosuke Fujii, Masahiko Sato, Hideo Okamoto 2007-12-18
7226678 Fuel cell stack Hideo Kato, Shigeru Inai 2007-06-05
7226688 Fuel cell Yosuke Fujii, Noriaki Osao, Yoshinori Wariishi, Takaki Nakagawa, Hiroshi Shinkai 2007-06-05
7223490 Fuel cell employing local power generation when starting at low temperature Hideo Kato, Yosuke Fujii, Yasushi Kanai 2007-05-29
7064837 Measuring sensor utilizing attenuated total reflection and measuring chip assembly Nobufumi Mori, Masayuki Naya, Nobuhiko Ogura, Yoshiyuki Kunuki 2006-06-20
7062311 Fluorescence observing apparatus Tomonari Sendai, Kazuo Hakamata, Toshiro Hayakawa, Yoji Okazaki, Kenji Matsumoto 2006-06-13
6953632 Fuel cell stack and a method of operating the same Hideo Kato 2005-10-11
6949920 Apparatus for measuring current density of fuel cell Masahiro Mohri, Yosuke Fujii, Toshiya Wakahoi 2005-09-27
6926980 System and method for draining remaining water in fuel cell Hideo Kato, Minoru Uoshima 2005-08-09