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
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →