KK

Katsuhiro Kajio

Aisin Seiki Kabushiki Kaisha: 10 patents #313 of 3,782Top 9%
TO Toyota: 4 patents #6,703 of 26,838Top 25%
AI Aisin: 1 patents #310 of 1,000Top 35%
AC Aisin Takaoka Co.: 1 patents #59 of 172Top 35%
Overall (All Time): #371,639 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
11588160 Fuel cell gas/liquid separator including first container for negative electrode exhaust and second container for positive electrode exhaust Toshihiro Kobayashi 2023-02-21
11258079 Humidification device 2022-02-22
10724653 Fluid control valve 2020-07-28
10571029 Fluid control valve 2020-02-25
10234041 Fluid control valve 2019-03-19
10072760 Fluid control valve 2018-09-11
8431261 Fuel cell component including an identification display portion 2013-04-30
7820334 Fuel cell and oxidant distribution plate for fuel cell Yixin Zeng 2010-10-26
7754358 Fuel cell component having a retrieval code Toshiyuki Inagaki, Tsuyoshi Takahashi, Haruhisa Niimi, Mikio Wada, Toshiyuki Suzuki +5 more 2010-07-13
6939639 Fuel cell separator Toshiyuki Inagaki, Tsuyoshi Takahashi, Tsutomu Ochi, Kouetsu Hibino, Yasuyuki Asai +5 more 2005-09-06
6365295 Fuel cell and separator comprising contact lugs with specific widths Masanori Matsukawa, Masahiro Mizuno, Yasuyuki Asai, Yasuo Kuwabara, Yixin Zeng 2002-04-02
6103415 Fuel cell with rectifying plates for uniform gas flow Kenji Kurita 2000-08-15
5998055 Gas-passage plates of a fuel cell Kenji Kurita 1999-12-07