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 26–50 of 68 patents

Patent #TitleCo-InventorsDate
11867312 Capacity control valve Masahiro Hayama, Kohei Fukudome, Toshinori Kanzaki, Wataru Takahashi 2024-01-09
11841090 Capacity control valve Masahiro Hayama, Kohei Fukudome, Takahiro Ejima 2023-12-12
11821540 Capacity control valve Masahiro Hayama, Kohei Fukudome, Toshinori Kanzaki, Wataru Takahashi 2023-11-21
11802552 Capacity control valve Kohei Fukudome, Masahiro Hayama, Toshinori Kanzaki, Keichi Urushiyama 2023-10-31
11754194 Capacity control valve Masahiro Hayama, Kohei Fukudome, Toshinori Kanzaki, Wataru Takahashi 2023-09-12
11635152 Capacity control valve Masahiro Hayama, Kohei Fukudome, Toshinori Kanzaki, Wataru Takahashi 2023-04-25
11598437 Capacity control valve Takahiro Ejima, Kohei Fukudome, Kenshiro Furukawa 2023-03-07
11555489 Capacity control valve Masahiro Hayama, Kohei Fukudome, Takahiro Ejima, Daichi Kurihara, Wataru Takahashi +1 more 2023-01-17
11542929 Capacity control valve and method for controlling capacity control valve Masahiro Hayama, Hiroyuki Nishinosono, Kohei Fukudome, Yoshihiro Ogawa, Daichi Kurihara +1 more 2023-01-03
11536389 Electromagnetic valve Kohei Fukudome, Daichi Kurihara 2022-12-27
11536257 Capacity control valve Masahiro Hayama, Kohei Fukudome, Takahiro Ejima, Daichi Kurihara, Wataru Takahashi +1 more 2022-12-27
11519399 Capacity control valve and method for controlling same Daichi Kurihara, Kohei Fukudome 2022-12-06
11512786 Capacity control valve and control method for capacity control valve Masahiro Hayama, Yoshihiro Ogawa, Kohei Fukudome, Daichi Kurihara, Wataru Takahashi 2022-11-29
11486376 Capacity control valve and method for controlling same Masahiro Hayama, Yoshihiro Ogawa, Kohei Fukudome, Takahiro Ejima, Daichi Kurihara +1 more 2022-11-01
11480166 Capacity control valve Masahiro Hayama, Kohei Fukudome, Takahiro Ejima, Daichi Kurihara, Wataru Takahashi +1 more 2022-10-25
11473683 Capacity control valve Masahiro Hayama, Kohei Fukudome, Takahiro Ejima, Daichi Kurihara, Wataru Takahashi 2022-10-18
11473684 Capacity control valve Masahiro Hayama, Kohei Fukudome, Takahiro Ejima 2022-10-18
11454227 Capacity control valve Masahiro Hayama, Yoshihiro Ogawa, Kohei Fukudome, Takahiro Ejima, Daichi Kurihara +1 more 2022-09-27
11434885 Capacity control valve and method for controlling same Masahiro Hayama, Yoshihiro Ogawa, Kohei Fukudome, Takahiro Ejima, Daichi Kurihara +1 more 2022-09-06
11401922 Displacement control valve Daichi Kurihara, Kohei Fukudome, Masahiro Hayama 2022-08-02
11401923 Capacity control valve Masahiro Hayama, Yoshihiro Ogawa, Kohei Fukudome, Takahiro Ejima, Daichi Kurihara +1 more 2022-08-02
11391388 Capacity control valve Kohei Fukudome, Masahiro Hayama, Takahiro Ejima 2022-07-19
11378194 Capacity control valve Kohei Fukudome, Masahiro Hayama 2022-07-05
11359625 Capacity control valve having an auxiliary communication part allowing communication with an intermediate passage Daichi Kurihara, Kohei Fukudome 2022-06-14
11359624 Capacity control valve having a solenoid and a second plunger between the solenoid and a valve body Daichi Kurihara, Kohei Fukudome 2022-06-14