Inventor
MCMASTERS MARK
US31 patents
⚠️ This page may combine multiple inventors who share the name “MCMASTERS MARK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MCMASTERS MARK
10 patentsUS9366465B2Jun 14, 2016
System and method for improving charge accuracy by temperature compensation
MCMASTERS MARK3 citations72
US8590321B2Nov 26, 2013
Vacuum pump oil changing method and apparatus
MCMASTERS MARK6 citations72
US9194620B2Nov 24, 2015
Methods and systems for reducing refrigerant loss during air purge
MCMASTERS MARK6 citations71
US9464833B2Oct 11, 2016
Refrigerant conversion kit and method for a refrigerant recovery unit
MCMASTERS MARK5 citations69
US9074805B2Jul 7, 2015
Method and apparatus for improving accuracy of A/C diagnostic tests
MCMASTERS MARK2 citations62
US8661839B2Mar 4, 2014
Background tank fill based on refrigerant composition
MCMASTERS MARK2 citations62
US8272227B2Sep 25, 2012
System and method for accurately recharging an air conditioning system
MCMASTERS MARK4 citations62
US8122731B2Feb 28, 2012
Method and apparatus for clearing oil inject circuit for changing oil types
MCMASTERS MARK2 citations62
US8406931B2Mar 26, 2013
A/C service tool controller
MCMASTERS MARK4 citations60
US8516836B2Aug 27, 2013
System and method for accurately recharging an air conditioning system
MCMASTERS MARK0 citations52
SERVICE SOLUTIONS US LLC
6 patentsUS9273888B2Mar 1, 2016
Refrigerant recovery device and method
SERVICE SOLUTIONS US LLC3 citations73
US9074801B2Jul 7, 2015
Apparatus and method for identifying and operating air purge in safe mode and having a dip tube
SERVICE SOLUTIONS US LLC3 citations63
US8661836B2Mar 4, 2014
Apparatus to clear oil from the hoses and front end of a recovery recharge machine
SERVICE SOLUTIONS US LLC3 citations63
US9447998B2Sep 20, 2016
Method and apparatus for improving the charge accuracy of a refrigerant recovery unit
SERVICE SOLUTIONS US LLC2 citations62
US9528734B2Dec 27, 2016
Apparatus and method for identifying and operating air purge in safe mode and having a dip tube
SERVICE SOLUTIONS US LLC0 citations48
US9470443B2Oct 18, 2016
Modified hose flush device and method
SERVICE SOLUTIONS US LLC0 citations41
BROWN WILLIAM
4 patentsUS8079226B2Dec 20, 2011
Method for accurately recharging A/C systems
BROWN WILLIAM9 citations84
US8590335B2Nov 26, 2013
Method and apparatus for clearing oil inject circuit for changing oil types
BROWN WILLIAM4 citations73
US9207006B2Dec 8, 2015
Method for accurately recharging A/C systems
BROWN WILLIAM1 citations52
US8621879B2Jan 7, 2014
Air conditioning system recharging method and apparatus
BROWN WILLIAM0 citations41
SPX CORP
4 patentsUS7832222B2Nov 16, 2010
Background tank fill based on refrigerant composition
SPX CORP10 citations84
US8342577B2Jan 1, 2013
Magnetic quick disconnect fitting
SPX CORP11 citations80
USD640437SJun 21, 2011
Air conditioning maintenance cart assembly
SPX CORP16 citations79
US7992721B2Aug 9, 2011
Method and apparatus for confirming that a filter drier has been replaced
SPX CORP2 citations62
BOSCH AUTOMOTIVE SERVICE SOLUTIONS INC
2 patentsUS11092367B2Aug 17, 2021
Refrigerant recovery and recycling system with serviceable debris filter
BOSCH AUTOMOTIVE SERVICE SOLUTIONS INC0 citations52
US10627142B2Apr 21, 2020
Apparatus and method for determining the quantity of dissolved refrigerant in oil recovered from an air conditioning system
BOSCH AUTOMOTIVE SERVICE SOLUTIONS INC0 citations34