Assignee
MCMASTERS MARK
US·10 granted patents·34 citations·filing 2008–2012
Top patents by PatentIndex Score
10 records- 0186US9194620B2Methods and systems for reducing refrigerant loss during air purgeMCMASTERS MARK·Filed 2012·Granted Nov 24, 2015·6 cites·19 claims
- 0286US8590321B2Vacuum pump oil changing method and apparatusMCMASTERS MARK·Filed 2010·Granted Nov 26, 2013·6 cites·16 claims
- 0383US8272227B2System and method for accurately recharging an air conditioning systemMCMASTERS MARK·Filed 2010·Granted Sep 25, 2012·4 cites·20 claims
- 0481US9464833B2Refrigerant conversion kit and method for a refrigerant recovery unitMCMASTERS MARK·Filed 2012·Granted Oct 11, 2016·5 cites·13 claims
- 0577US9366465B2System and method for improving charge accuracy by temperature compensationMCMASTERS MARK·Filed 2011·Granted Jun 14, 2016·3 cites·14 claims
- 0677US8661839B2Background tank fill based on refrigerant compositionMCMASTERS MARK·Filed 2010·Granted Mar 4, 2014·2 cites·20 claims
- 0770US9074805B2Method and apparatus for improving accuracy of A/C diagnostic testsMCMASTERS MARK·Filed 2012·Granted Jul 7, 2015·2 cites·9 claims
- 0870US8122731B2Method and apparatus for clearing oil inject circuit for changing oil typesMCMASTERS MARK·Filed 2008·Granted Feb 28, 2012·2 cites·20 claims
- 0969US8406931B2A/C service tool controllerMCMASTERS MARK·Filed 2009·Granted Mar 26, 2013·4 cites·21 claims
- 1058US8516836B2System and method for accurately recharging an air conditioning systemMCMASTERS MARK·Filed 2012·Granted Aug 27, 2013·0 cites·20 claims
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →