Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12359729 | Valve | — | 2025-07-15 |
| 12276346 | Fluid control valve | — | 2025-04-15 |
| 11795928 | Capacity control valve and capacity control valve control method | Masahiro Hayama | 2023-10-24 |
| 11603832 | Capacity control valve having a throttle valve portion with a communication hole | Masahiro Hayama | 2023-03-14 |
| 11542931 | Capacity control valve and capacity control valve control method | Masahiro Hayama | 2023-01-03 |
| 11542930 | Capacity control valve | Masahiro Hayama | 2023-01-03 |
| 11085431 | Displacement control valve | Kohei Fukudome, Daichi Kurihara, Keigo Shirafuji | 2021-08-10 |
| 10781804 | Displacement control valve | Masahiro Hayama, Kohei Fukudome, Daichi Kurihara | 2020-09-22 |
| 10690125 | Displacement control valve | Masahiro Hayama, Kohei Fukudome, Daichi Kurihara | 2020-06-23 |
| 10337636 | Displacement control valve | Masayuki Futakuchi, Kohei Fukudome, Masahiro Hayama | 2019-07-02 |
| 10167978 | Displacement control valve | Masahiro Hayama, Masayuki Futakuchi, Kohei Fukudome | 2019-01-01 |
| 9777863 | Capacity control valve | Keigo Shirafuji, Toshinori Kanzaki | 2017-10-03 |
| 9714646 | Capacity control valve | Keigo Shirafuji, Toshinori Kanzaki, Naoki Nishimura | 2017-07-25 |
| 9181937 | Displacement control valve | Masaki Ota, Noriyuki Shintoku, Ryo Matsubara, Naoki Nishimura, Keigo Shirafuji +1 more | 2015-11-10 |
| 8449266 | Control valve for variable displacement compressor | Norio Uemura, Kohei Fukudome | 2013-05-28 |
| 8182239 | Control valve, and control valve for variable displacement compressor using the control valve | Norio Uemura, Kohei Fukudome | 2012-05-22 |
| 6398516 | Variable displacement compressors and control valves for variable displacement compressors | Masahiro Kawaguchi, Takuya Kudo, Norio Uemura, Kouji Watanabe, Ichiro Hirata | 2002-06-04 |
| 6144275 | Solenoid actuator | Ichiro Hirata, Norio Uemura, Koji Watanabe, Kazuya Kimura, Kazuhiko Minami +2 more | 2000-11-07 |