P

Inventor

BUSH TERRY D

US20 patents
⚠️ This page may combine multiple inventors who share the name “BUSH TERRY D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

LIEBERT CORP

14 patents
US7566988B2Jul 28, 2009

Method and apparatus for monitoring UPS power sources

LIEBERT CORP45 citations90
US7459804B2Dec 2, 2008

Static transfer switch device and method

LIEBERT CORP22 citations89
US9520874B2Dec 13, 2016

Operating a static transfer switch to eliminate transformer inrush current in the presence of residual flux

LIEBERT CORP10 citations84
US7668624B2Feb 23, 2010

Maximized battery run-time in a parallel UPS system

LIEBERT CORP12 citations81
US9531288B2Dec 27, 2016

Systems and methods for balancing UPS output voltages during transitions between operating modes

LIEBERT CORP5 citations71
US9876390B2Jan 23, 2018

Techniques for improving operation of static transfer switches during voltage disturbances

LIEBERT CORP2 citations70
US10439431B2Oct 8, 2019

Method to reduce inrush currents in a transformer-less rectifier uninterruptible power supply system

LIEBERT CORP1 citations61
US10277066B2Apr 30, 2019

Method for balancing power in paralleled converters

LIEBERT CORP1 citations61
US7352082B2Apr 1, 2008

Transfer switch device and method

LIEBERT CORP6 citations59
US7987023B2Jul 26, 2011

Humidity control for multiple unit A/C system installations

LIEBERT CORP6 citations57
US9915687B2Mar 13, 2018

Real current meter

LIEBERT CORP0 citations40
US10404094B2Sep 3, 2019

System and method for power sharing in a multiple UPS system

LIEBERT CORP0 citations38
US10340733B2Jul 2, 2019

3-wire transformer-free UPS system and method of control to reduce common mode current

LIEBERT CORP0 citations36
US9268000B2Feb 23, 2016

System and method for improved accuracy in battery resistance measurement systems

LIEBERT CORP0 citations30

VERTIV CORP

3 patents

FLOYD BELL ASSOC INC

2 patents

HEBER BRIAN P

1 patent