Ahmed; Ahmed Mohamed Sayed

Patent Applications and Registrations

Patent applications and USPTO patent grants for Ahmed; Ahmed Mohamed Sayed.The latest application filed is for "motor drive with resonance detection and impedance computation".

Company Profile

1.22.21

Ahmed; Ahmed Mohamed Sayed - Mequon WI

*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
Phase loss detection in active front end converters Grant 10,263,558 - Ahmed , et al.	2019-04-16
Motor drive with resonance detection and impedance computation Grant 9,960,723 - Zhang , et al. May 1, 2	2018-05-01
Power conversion system with DC bus regulation for abnormal grid condition ride through Grant 9,847,733 - Ahmed , et al. December 19, 2	2017-12-19
Motor Drive With Resonance Detection And Impedance Computation App 20170353138 - Zhang; Shaofeng ; et al.	2017-12-07
Power Conversion System With Dc Bus Regulation For Abnormal Grid Condition Ride Through App 20170331389 - Ahmed; Ahmed Mohamed Sayed ; et al.	2017-11-16
Phase Loss Detection In Active Front End Converters App 20170272023 - Ahmed; Ahmed Mohamed Sayed ; et al.	2017-09-21
Impedance detector apparatus and method Grant 9,651,592 - Kerkman , et al. May 16, 2	2017-05-16
Industrial system phase sag detection Grant 9,535,133 - Ahmed , et al. January 3, 2	2017-01-03
Method and apparatus for islanding detection for grid tie converters Grant 9,331,487 - Yuan , et al. May 3, 2	2016-05-03
Phase lock loop with cascade tracking filters for synchronizing an electric grid Grant 9,270,286 - Ahmed , et al. February 23, 2	2016-02-23
Phase Lock Loop With Cascade Tracking Filters For Synchronizing An Electric Grid App 20150381187 - Ahmed; Ahmed Mohamed Sayed ; et al.	2015-12-31
Adaptive online filter for DC offset elimination Grant 9,124,245 - Kerkman , et al. September 1, 2	2015-09-01
Double Fed Induction Generator (dfig) Converter And Method For Improved Grid Fault Ridethrough App 20150229257 - Lu; Haihui ; et al.	2015-08-13
Impedance Detector Apparatus And Method App 20150153397 - Kerkman; Russel J. ; et al.	2015-06-04
Industrial System Phase Sag Detection App 20150123700 - ahmed; Ahmed Mohamed sayed ; et al.	2015-05-07
Single phase operation of a three-phase drive system Grant 8,988,026 - Ahmed , et al. March 24, 2	2015-03-24
Adaptive Online Filter For Dc Offset Elimination App 20150077167 - Kerkman; Russel J. ; et al.	2015-03-19
Method And Apparatus For Islanding Detection For Grid Tie Converters App 20140265596 - YUAN; Zhenhuan ; et al.	2014-09-18
Phase-locked-loop with quadrature tracking filter for synchronizing an electric grid Grant 8,816,729 - Kerkman , et al. August 26, 2	2014-08-26
Phase-locked-loop with quadrature tracking filter for synchronizing an electric grid Grant 8,704,571 - Kerkman , et al. April 22, 2	2014-04-22
Single Phase Operation Of A Three-phase Drive System App 20140035492 - Ahmed; Ahmed Mohamed Sayed ; et al.	2014-02-06
Power converter system and method Grant 8,570,773 - Skibinski , et al. October 29, 2	2013-10-29
Double fed induction generator converter and method for suppressing transient in deactivation of crowbar circuit for grid fault ridethrough Grant 8,570,003 - Lu , et al. October 29, 2	2013-10-29
Phase-Locked-Loop with Quadrature Tracking Filter for Synchronizing an Electric Grid App 20130120039 - Kerkman; Russel J. ; et al.	2013-05-16
Phase-Locked-Loop with Quadrature Tracking Filter for Synchronizing an Electric Grid App 20130120038 - Kerkman; Russel J. ; et al.	2013-05-16
Electrical power quality test circuitry and method Grant 8,373,406 - Ahmed , et al. February 12, 2	2013-02-12
Double Fed Induction Generator Converter And Method For Suppressing Transient In Deactivation Of Crowbar Circuit For Grid Fault Ridethrough App 20120262129 - Lu; Haihui ; et al.	2012-10-18
Power Converter System And Method App 20110292695 - Skibinski; Gary L. ; et al.	2011-12-01
Electrical Power Quality Test Circuitry And Method App 20110025300 - Ahmed; Ahmed Mohamed Sayed ; et al.	2011-02-03

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