KM

Kenji Matsumura

HC Hitachi-Johnson Controls Air Conditioning: 4 patents #10 of 179Top 6%
Dai Nippon Printing Co.: 3 patents #744 of 2,222Top 35%
NE Nec: 3 patents #4,195 of 14,502Top 30%
HC Hitachi Air Conditioning Systems Co.: 2 patents #2 of 23Top 9%
SO Sony: 2 patents #12,963 of 25,231Top 55%
JG Jgc: 1 patents #137 of 393Top 35%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
Overall (All Time): #272,337 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
11022372 Air conditioner Shuuhei TADA, Nagatoshi Ooki, Mamoru Houfuku, Takeshi Endo 2021-06-01
10989433 Air conditioner Natsuko SUZUKI, Koji Naito, Kazumoto Urata 2021-04-27
10907902 Heat exchanger Mikihito Tokudi, Koji Naito, Kazumoto Urata, Kazuhiko Tani, Masayoshi Murofushi +1 more 2021-02-02
10670311 Heat exchanger Kazumoto Urata, Koji Naito, Mikihito Tokudi 2020-06-02
8739401 Circuit member, manufacturing method for circuit members, semiconductor device, and surface lamination structure for circuit member Yo Shimazaki, Hiroyuki Saito, Masachika Masuda, Masaru Fukuchi, Takao Ikezawa 2014-06-03
8742554 Circuit member, manufacturing method for circuit members, semiconductor device, and surface lamination structure for circuit member Yo Shimazaki, Hiroyuki Saito, Masachika Masuda, Masaru Fukuchi, Takao Ikezawa 2014-06-03
8420446 Circuit member, manufacturing method of the circuit member, and semiconductor device including the circuit member Shimazaki Yo, Hiroyuki Saito, Masachika Masuda, Masaru Fukuchi, Takao Ikezawa 2013-04-16
8274877 Optical pickup with light receiving element and holding member and method of manufacturing the same Masatoshi Yajima, Hideki Hayashi, Yoshiyuki Hashimoto 2012-09-25
7548172 Communication system for vehicle, vehicle, and communication device for vehicle Akira Shinada 2009-06-16
7289510 Method and system for switching variable-length packets 2007-10-30
7230536 Property management apparatus, property management method, and property management system Akira Shinada 2007-06-12
6516629 Refrigeration cycle Susumu Nakayama 2003-02-11
6467304 Refrigeration cycle Susumu Nakayama 2002-10-22
6304554 ATM system for conducting rate control of ATM traffic Kazuhiro Ushiyama 2001-10-16
6269077 ATM link switching over method and apparatus Toru Yamamoto 2001-07-31
5749548 Thermal insulating support device for piping Kouji Tamura, Mamoru Morohashi, Akira Okada, Satoshi Hama 1998-05-12
4752410 Soap containing oolong tea 1988-06-21