Featured patents

System and Method for Implementing a Remedial Electrical Short
US 08810177 B2, Aug. 19, 2014, Current or voltage limiting, Stephen E. Schulz / GM Global Technology Operations LLC (Detroit, US)
A system comprising:…

Synchronization of Position and Current Measurements in an Electric Motor Control Application Using an FPGA
US 08779705 B2, July 15, 2014, Plural mode control, Long Wu et al. / Deere & Company (Moline, US)
A method for synchronizing position and current measurements in an alternating…

Brushless Multiphase Self-Commutation Controller
US 08773050 B2, July 8, 2014, Brushless motor closed-loop control, Frederick William Klatt
A Brushless Multiphase Self-Commutation Controlled Electric Machine Combination…

Rotor Temperature Estimation and Motor Control Torque Limiting for Vector-Controlled AC Induction Motors
US 08773058 B2, July 8, 2014, In or about the motor being controlled, Andrew David Baglino et al. / Tesla Motors, Inc. (Palo Alto, US)
An electric vehicle, comprising:…

Circuit Arrangement for Operating an Electric Motor
US 08749186 B2, June 10, 2014, Periodic, Repetitious or Successive Operations Control of Motor, Including "Jog" and "Inch" Control, Norbert Martin et al. / Robert Bosch GmbH (Stuttgart, DE)
A circuit arrangement for operating an electric motor, wherein the electric motor…

Variable Speed Switch and Electric Power Tool With the Variable Speed Switch Mounted Thereto
US 08698430 B2, April 15, 2014, Variable speed mechanism, Masahiro Watanabe et al. / Makita Corporation (Anjo-shi, JP)
A variable speed switch which is mounted to an electric power tool and capable…

Power Conversion Apparatus and Method of Controlling Capacitor Voltage of Power Conversion Apparatus
US 08674631 B2, March 18, 2014, Electrical oscillation or condenser charging and / or discharging circuits, Keita Hatanaka et al. / Mitsubishi Electric Corporation (Chiyoda-Ku, Tokyo, JP)
A power conversion apparatus comprising:…

Control System for Multiphase Electric Rotating Machine
US 08593092 B2, Nov. 26, 2013, With separate starting mode or "ramp-up" mode, Masaya Ootake et al. / DENSO CORPORATION (Kariya, JP)
A control system for a multiphase rotating machine comprising:…

Drive Apparatus
US 08508161 B2, Aug. 13, 2013, With separate starting mode or "ramp-up" mode, Chikara Aoshima et al. / Canon Kabushiki Kaisha (Tokyo, JP)
A drive apparatus comprising:…

Position Control Apparatus
US 08508171 B2, Aug. 13, 2013, Positional Servo Systems, Masashi Miyaji / OKUMA Corporation (Niwa-gun, JP)
A driven member position control apparatus that includes a motor position…

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