Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12383964 | Control method for chuck device | Gen Tsuchiya, Masayuki Ishikawa, Takehiko Kanazawa | 2025-08-12 |
| 12343804 | Drive system for chuck device | Gen Tsuchiya, Masayuki Ishikawa, Takehiko Kanazawa | 2025-07-01 |
| D1043916 | Flow control valve | Gen Tsuchiya | 2024-09-24 |
| 11931847 | Magnet chuck | Motohiro Sato, Tsuyoshi Sasaki, Koji Hara, Kouichirou Kanda | 2024-03-19 |
| 11835153 | Fluid control valve | — | 2023-12-05 |
| 11772215 | Magnetic chuck | Motohiro Sato, Tsuyoshi Sasaki, Koji Hara, Kouichirou Kanda | 2023-10-03 |
| 11428331 | Servo valve | Masayuki Ishikawa, Satoru Ito, Gen Tsuchiya, Takehiko Kanazawa | 2022-08-30 |
| 11370035 | Drive system and control method for chuck device | Gen Tsuchiya, Masayuki Ishikawa, Takehiko Kanazawa | 2022-06-28 |
| 11300143 | Drive method and drive device for fluid pressure cylinder | Satoru Ito, Gen Tsuchiya, Masayuki Ishikawa, Takehiko Kanazawa | 2022-04-12 |
| 11162515 | Servo valve | Junji Sakashita, Kaname Inoue, Masayuki Ishikawa, Satoru Ito | 2021-11-02 |
| 10697477 | Servo valve | Junji Sakashita, Kaname Inoue, Masayuki Ishikawa, Satoru Ito | 2020-06-30 |
| 10195722 | Magnet chuck | Kouichirou Kanda, Tsuyoshi Sasaki | 2019-02-05 |
| 9905346 | Magnet chuck | Tsuyoshi Sasaki, Kouichirou Kanda | 2018-02-27 |
| 8994234 | Linear actuator | Tatsuya Hosaka, Toshio Sato | 2015-03-31 |
| 8497754 | Electromagnetic actuator | Nobuhiro Fujiwara | 2013-07-30 |
| 8421564 | Electromagnetic actuator | Nobuhiro Fujiwara | 2013-04-16 |
| 8174344 | Linear electromagnetic actuator | Nobuhiro Fujiwara | 2012-05-08 |
| D635165 | Linear electromagnetic actuator | Tatsuya Hosaka, Takehiko Kanazawa, Nobuhiro Fujiwara | 2011-03-29 |
| 7770700 | Brake apparatus for linear motor and method for positioning movable section of linear motor | Nobohiro Fujiwara | 2010-08-10 |
| 7683749 | Linear electromagnetic actuator | Nobuhiro Fujiwara | 2010-03-23 |
| 7493847 | Fluid pressure cylinder with position detecting device | Nobuhiro Fujiwara | 2009-02-24 |
| 7453172 | Linear slide apparatus | Takayuki Toshida, Nobuhiro Fujiwara | 2008-11-18 |
| D542816 | Linear electromagnetic actuator | Nobuhiro Fujiwara | 2007-05-15 |
| 7210394 | Method and apparatus for controlling air cylinder | Nobuhiro Fujiwara, Yoshiyuki Suzuki | 2007-05-01 |
| 7116016 | Linear actuator capable of low-speed driving | Nobuhiro Fujiwara, Satoru Itou | 2006-10-03 |