HK

Hiroyasu Koizumi

JL Japan Aviation Electronics Industry, Limited: 9 patents #133 of 728Top 20%
CK Calsonic Kansei: 7 patents #24 of 675Top 4%
CA Calsonic: 4 patents #13 of 204Top 7%
NC Nihon Radiator Co.: 1 patents #15 of 72Top 25%
UT University Of Tsukuba: 1 patents #70 of 344Top 25%
Overall (All Time): #195,517 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
D848950 Electrical connector Masaki Kimura 2019-05-21
D848951 Electrical connector Masaki Kimura 2019-05-21
D837162 Electrical connector Masaki Kimura 2019-01-01
D837163 Electrical connector Masaki Kimura 2019-01-01
D822613 Electrical connector part Masaki Kimura 2018-07-10
D808342 Electrical connector Takahiro Yamaguchi 2018-01-23
D808341 Electrical connector Masaki Kimura 2018-01-23
D802539 Electrical connector Tatsuya Shioda, Takeshi Shindo 2017-11-14
9548549 Cable connection structure and cable arranging part Shuichi Masuyama, Tatsuya Shioda, Daisuke Hirao, Tetsuya Takebe 2017-01-17
9224099 Quantum computer 2015-12-29
7392837 Integral-type heat exchanger Kenji Makino, Minoru Tsuchiya, Kunio Matsugi, Hiroshi Chikuma, Satoshi Ishihara +7 more 2008-07-01
7108049 Integral-type heat exchanger Kenji Makino, Minoru Tsuchiya, Kunio Matsugi, Hiroshi Chikuma, Satoshi Ishihara +7 more 2006-09-19
6904964 Heat exchanger core, and method of assembling the heat exchanger core Hiroshi Chikuma 2005-06-14
6837304 Integral-type heat exchanger Kenji Makino, Minoru Tsuchiya, Kunio Matsugi, Hiroshi Chikuma, Satoshi Ishihara +7 more 2005-01-04
6450253 Tank of heat exchanger Hiroshi Chikuma, Yoshihiro Kawai 2002-09-17
6364005 Integral-type heat exchanger Kenji Makino, Minoru Tsuchiya, Kunio Matsugi, Hiroshi Chikuma, Satoshi Ishihara +7 more 2002-04-02
6095239 Integral-type heat exchanger Kenji Makino, Minoru Tsuchiya, Kunio Matsugi, Hiroshi Chikuma, Satoshi Ishihara +7 more 2000-08-01
6029348 Oil cooler mounting structure and oil cooler mounting method Kenji Makino, Haruo Ikeda, Hideki Kobayashi, Katsumi Nakamura 2000-02-29
5937938 Oil cooler mounting structure and oil cooler mounting method Kenji Makino, Haruo Ikeda, Hideki Kobayashi, Katsumi Nakamura 1999-08-17
5826327 Temporary assembling unit for heat exchanger core Hisashi Onuki 1998-10-27
4942285 Method for welding metal honeycomb carrier Hiroyuki Ishikawa 1990-07-17
4871894 Methods and apparatus for manufacturing piston rods Masaomi Suzuki 1989-10-03