Inventor
WU ZHIQIAO
US13 patents
⚠️ This page may combine multiple inventors who share the name “WU ZHIQIAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JOHNSON CONTROLS TECH CO
7 patentsUS8353174B1Jan 15, 2013
Control method for vapor compression system
JOHNSON CONTROLS TECH CO5 citations82
US10707800B2Jul 7, 2020
Multi-pulse constant voltage transformer for a variable speed drive in chiller applications
JOHNSON CONTROLS TECH CO3 citations72
US9590540B2Mar 7, 2017
Hybrid pulse width modulation method for variable speed drive
JOHNSON CONTROLS TECH CO6 citations71
US9941825B2Apr 10, 2018
Motor control system and method with adaptive flux linkage estimation
JOHNSON CONTROLS TECH CO1 citations62
US10075117B2Sep 11, 2018
Multi-pulse constant voltage transformer for a variable speed drive in chiller applications
JOHNSON CONTROLS TECH CO1 citations51
US9979332B2May 22, 2018
Motor control system and method with flux linkage estimation error compensation
JOHNSON CONTROLS TECH CO0 citations51
US9923497B2Mar 20, 2018
Motor control system and method with predictive motor current estimation
JOHNSON CONTROLS TECH CO0 citations51