Inventor
NORBECK DEAN K
US26 patents
⚠️ This page may combine multiple inventors who share the name “NORBECK DEAN K”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
YORK INT CORP
11 patentsUS7424345B2Sep 9, 2008
Automated part procurement and service dispatch
YORK INT CORP88 citations98
US5555736ASep 17, 1996
Refrigeration system and method
YORK INT CORP47 citations96
US5460009AOct 24, 1995
Refrigeration system and method
YORK INT CORP61 citations96
US7295896B2Nov 13, 2007
Automated part procurement and service dispatch
YORK INT CORP33 citations92
US4965658AOct 23, 1990
System for mounting and cooling power semiconductor devices
YORK INT CORP33 citations92
US4895005AJan 23, 1990
Motor terminal box mounted solid state starter
YORK INT CORP38 citations92
US5850160ADec 15, 1998
Gate drive circuit for an SCR
YORK INT CORP10 citations72
US6657217B2Dec 2, 2003
Probe for sensing movement in a compressor system
YORK INT CORP6 citations71
US7353662B2Apr 8, 2008
Medium voltage starter for a chiller unit
YORK INT CORP2 citations63
US6744061B2Jun 1, 2004
System and method for sensing movement in a compressor system
YORK INT CORP2 citations60
US7918099B2Apr 5, 2011
Medium voltage starter for a chiller unit
YORK INT CORP0 citations52
BORG WARNER
9 patentsUS4021704AMay 3, 1977
Phase sequence correcting system for three-phase AC power
BORG WARNER85 citations96
US4282718AAug 11, 1981
Evaporator inlet water temperature control system
BORG WARNER42 citations92
US4282719AAug 11, 1981
Control system for regulating large capacity rotating machinery
BORG WARNER32 citations92
US4259845AApr 7, 1981
Logic control system for inverter-driven motor
BORG WARNER40 citations92
US4554463ANov 19, 1985
Trigger circuit for solid state switch
BORG WARNER22 citations82
US4499534AFeb 12, 1985
Control system for controlling an SCR network to regulate three-phase A-C power flow
BORG WARNER24 citations82
US4057842ANov 8, 1977
Current regulation system for three-phase load
BORG WARNER25 citations79
US4355948AOct 26, 1982
Adjustable surge and capacity control system
BORG WARNER14 citations74
US4275987AJun 30, 1981
Adjustable surge and capacity control system
BORG WARNER15 citations74
JOHNSON CONTROLS TECH CO
4 patentsUS7640767B2Jan 5, 2010
Low voltage variable speed drive for application on medium/high voltage mains
JOHNSON CONTROLS TECH CO10 citations84
US8820105B2Sep 2, 2014
Medium voltage power controller
JOHNSON CONTROLS TECH CO4 citations73
US11480373B2Oct 25, 2022
Variable speed drive control for chiller coast-through
JOHNSON CONTROLS TECH CO0 citations56
US10337781B2Jul 2, 2019
Variable speed drive control for chiller coast-through
JOHNSON CONTROLS TECH CO0 citations45