Issued Patents All Time
Showing 26–50 of 69 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10353374 | Servo controller, control method, and computer-readable recording medium for machine tool used for oscillating cutting | Makoto Haga | 2019-07-16 |
| 10166642 | Drive apparatus comprising mechanical vibration suppression function, and system comprising mechanical vibration suppression function | Yukio Toyozawa | 2019-01-01 |
| 10126734 | Servo control apparatus for driving plurality of motors | — | 2018-11-13 |
| 9910421 | Control device for machine tool having a plurality of axes | Kouki Kameta | 2018-03-06 |
| 9905264 | Servo control system having function of switching learning memory | Kouki Kameta | 2018-02-27 |
| 9823647 | Servo control apparatus having function of sensorless controlled stop | Kouki Kameta | 2017-11-21 |
| 9751178 | Servo control apparatus having function of sensorless controlled stop | Kouki Kameta | 2017-09-05 |
| 9720225 | Processing system with galvano scanner capable of high speed laser scanning | Yukio Toyozawa | 2017-08-01 |
| 9709975 | Control system of servo motors improving processing precision of plurality of axes | Yukio Toyozawa, Yasusuke Iwashita | 2017-07-18 |
| 9523975 | Servo controller for reducing synchronous error in synchronous machining | — | 2016-12-20 |
| 9471055 | Servo control device reducing deflection of front end point of machine | — | 2016-10-18 |
| 9367045 | Servo control system for grinding inclined surface | — | 2016-06-14 |
| 9331618 | Magnetic pole position detector for synchronous motor | Yukio Toyozawa | 2016-05-03 |
| 9304504 | Servo controller for reducing interference between axes in machining | — | 2016-04-05 |
| 9285785 | Motor control device for suppressing natural vibrations | — | 2016-03-15 |
| 9257923 | Control system for synchronous motor including abnormality detection and diagnosis function | — | 2016-02-09 |
| 9166512 | Motor control device provided with feedforward control | — | 2015-10-20 |
| 9008821 | Servo control system capable of improving processing accuracy | Tadashi Okita, Yukio Toyozawa, Kazuomi Maeda | 2015-04-14 |
| 8903518 | Motor control apparatus equipped with dead-zone processing unit | Yukio Toyozawa, Yasusuke Iwashita | 2014-12-02 |
| 8872463 | Electric motor controller comprising function for simultaneously estimating inertia, friction, and spring | Yukio Toyozawa | 2014-10-28 |
| 8766586 | Magnetic pole position detecting device for detecting magnetic pole position of rotor in permanent-magnet synchronous motor | Masato Aochi | 2014-07-01 |
| 8754601 | Controller and control method of synchronous motor with amplifier protection function | Yasusuke Iwashita | 2014-06-17 |
| 8680805 | Control device that drives one driven object by two motors | Yasusuke Iwashita | 2014-03-25 |
| 8633663 | Control device that detects whether or not irreversible demagnetization has occurred in permanent magnet of permanent magnet synchronous motor | Yasusuke Iwashita | 2014-01-21 |
| 8305016 | Control device with learning function for electric motors | Tadashi Okita, Yukio Toyozawa | 2012-11-06 |