KS

Keigo Shirafuji

EC Eagle Industry Co.: 68 patents #3 of 314Top 1%
TI Toyota Industries: 3 patents #452 of 1,610Top 30%
SA Sanden: 2 patents #221 of 631Top 40%
MG Mahle International Gmbh: 1 patents #783 of 1,650Top 50%
Overall (All Time): #30,466 of 4,157,543Top 1%
68
Patents All Time

Issued Patents All Time

Showing 51–68 of 68 patents

Patent #TitleCo-InventorsDate
11326585 Capacity control valve Masahiro Hayama, Yoshihiro Ogawa, Kohei Fukudome, Takahiro Ejima, Daichi Kurihara +1 more 2022-05-10
11326707 Capacity control valve and control method of capacity control valve Masahiro Hayama, Yoshihiro Ogawa, Kohei Fukudome, Takahiro Ejima, Daichi Kurihara +1 more 2022-05-10
11319940 Capacity control valve Masahiro Hayama, Yoshihiro Ogawa, Kohei Fukudome, Takahiro Ejima, Daichi Kurihara +1 more 2022-05-03
11242940 Capacity control valve Masahiro Hayama, Yoshihiro Ogawa, Kohei Fukudome, Wataru Takahashi 2022-02-08
11225962 Capacity control valve Daichi Kurihara, Yoshihiro Ogawa, Kohei Fukudome, Masahiro Hayama, Takahiro Ejima +1 more 2022-01-18
11156301 Capacity control valve Masahiro Hayama, Yoshihiro Ogawa, Kohei Fukudome, Takahiro Ejima, Daichi Kurihara +1 more 2021-10-26
11085431 Displacement control valve Kohei Fukudome, Daichi Kurihara, Hideki Higashidozono 2021-08-10
11053933 Displacement control valve Matthew R. Warren, Ernesto Gutierrez, III, Daichi Kurihara, Takahiro Ejima, Wataru Takahashi +3 more 2021-07-06
9777863 Capacity control valve Hideki Higashidozono, Toshinori Kanzaki 2017-10-03
9714646 Capacity control valve Toshinori Kanzaki, Naoki Nishimura, Hideki Higashidozono 2017-07-25
9181937 Displacement control valve Masaki Ota, Noriyuki Shintoku, Ryo Matsubara, Naoki Nishimura, Hideki Higashidozono +1 more 2015-11-10
8387947 Capacity control valve Norio Uemura, Toshiaki Iwa, Katsuya Shirai 2013-03-05
8152482 Displacement control valve for variable displacement compressor Satoshi Umemura, Tatsuya Hirose, Yuji Hashimoto, Norio Uemura, Ryosuke Cho 2012-04-10
8128061 Capacity control valve Norio Uemura, Toshiaki Iwa, Katsuya Shirai 2012-03-06
8021124 Capacity control valve Satoshi Umemura, Masaki Ota, Masahiro Kawaguchi, Ryosuke Cho, Toshiaki Iwa 2011-09-20
7806666 Displacement control valve of variable displacement compressor Satoshi Umemura, Yuji Hashimoto, Tatsuya Hirose, Kazutaka Oda, Masataka Taniue +2 more 2010-10-05
7533687 Capacity control valve Norio Uemura, Toshiaki Iwa, Katsuya Shirai, Yukihiko Taguchi 2009-05-19
7077380 Capacity control drive Norio Uemura, Toshiaki Iwa, Katsuya Shirai, Yukihiko Taguchi 2006-07-18