P

Inventor

KERKMAN RUSSEL

US10 patents
⚠️ This page may combine multiple inventors who share the name “KERKMAN RUSSEL”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ROCKWELL AUTOMATION TECH INC

3 patents
US7738267B1Jun 15, 2010

Systems and methods for common-mode voltage reduction in AC drives

ROCKWELL AUTOMATION TECH INC55 citations97
US7894169B2Feb 22, 2011

High resistance ground protection employing AC drive characteristics

ROCKWELL AUTOMATION TECH INC14 citations78
US9535133B2Jan 3, 2017

Industrial system phase sag detection

ROCKWELL AUTOMATION TECH INC0 citations41

TALLAM RANGARAJAN

2 patents
US8107267B2Jan 31, 2012

Systems and methods for common-mode voltage reduction in fully regenerative AC drives

TALLAM RANGARAJAN59 citations96
US9294005B2Mar 22, 2016

Method and apparatus for detecting AFE filter capacitor degradation

TALLAM RANGARAJAN13 citations82

WEI LIXIANG

2 patents
US8188693B2May 29, 2012

DC bus boost method and system for regenerative brake

WEI LIXIANG17 citations92
US8519655B2Aug 27, 2013

DC bus boost method and system for regenerative brake

WEI LIXIANG0 citations51

LU HAIHUI

2 patents
US9041234B2May 26, 2015

Double fed induction generator (DFIG) converter and method for improved grid fault ridethrough

LU HAIHUI15 citations82
US8570003B2Oct 29, 2013

Double fed induction generator converter and method for suppressing transient in deactivation of crowbar circuit for grid fault ridethrough

LU HAIHUI18 citations82

VALDEZ CARLOS RODRIGUEZ

1 patent
US8704481B2Apr 22, 2014

Choke with current sensor

VALDEZ CARLOS RODRIGUEZ4 citations69