Cutler; John H.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Cutler; John H..The latest application filed is for "method and apparatus for the protection of a thyristor power conversion system".

Company Profile

0.14.0

Cutler; John H. - Roanoke VA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Method and apparatus for the protection of a thyristor power conversion system Grant 4,589,050 - Cutler , et al. May 13, 1	1986-05-13
Method and apparatus for determining the resistance of an AC motor stator Grant 4,451,770 - Boettner , et al. May 29, 1	1984-05-29
Twelve-pulse operation of a controlled current inverter motor drive Grant 4,441,064 - Cutler , et al. April 3, 1	1984-04-03
Protective method and apparatus for a controlled current inverter and motor control system Grant 4,366,427 - Walker , et al. December 28, 1	1982-12-28
Unintentional impedance detection system Grant 4,364,007 - Cutler , et al. December 14, 1	1982-12-14
Controlled current inverter with angle command limit Grant 4,314,190 - Walker , et al. February 2, 1	1982-02-02
Apparatus and method for high slip operation of an AC electric motor at substantially zero rotation and substantially zero torque Grant 4,311,951 - Walker , et al. January 19, 1	1982-01-19
Method and apparatus for dynamic braking in a motor control system Grant 4,295,086 - Cutler , et al. October 13, 1	1981-10-13
Zero rotation and zero torque detector and method for an AC electric motor drive Grant 4,287,463 - Walker , et al. September 1, 1	1981-09-01
Apparatus and method for providing a signal proportional to flux in an AC motor for control of motor drive current Grant 4,280,085 - Cutler , et al. July 21, 1	1981-07-21
Method and apparatus for a variable frequency inverter system having commutation fault detection and correction capabilities Grant 4,270,078 - Walker , et al. May 26, 1	1981-05-26
Inverter power conversion system having improved control scheme Grant 4,258,416 - Walker , et al. March 24, 1	1981-03-24
Reversible inverter system having improved control scheme Grant 4,247,890 - Cutler , et al. January 27, 1	1981-01-27
Inverter system including commutation failure prevention scheme Grant 4,183,081 - Cutler , et al. January 8, 1	1980-01-08

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