Individual holder
KOPKO WILLIAM L
US·8 granted patents·1 pending application·82 citations·filing 2008–2011
Individually held — no corporate assignee on record.
Top patents by PatentIndex Score
9 records- 0195US8539789B2Heat-pump chiller with improved heat recovery featuresKOPKO WILLIAM L·Filed 2010·Granted Sep 24, 2013·17 cites·33 claims
- 0294US8813511B2Control system for operating condenser fansKOPKO WILLIAM L·Filed 2010·Granted Aug 26, 2014·20 cites·19 claims
- 0393US8166776B2Multichannel heat exchangerKOPKO WILLIAM L·Filed 2008·Granted May 1, 2012·26 cites·27 claims
- 0485US8899942B2Volume ratio control system and methodKOPKO WILLIAM L·Filed 2011·Granted Dec 2, 2014·5 cites·17 claims
- 0582US9121627B2System and method for controlling an economizer circuitKOPKO WILLIAM L·Filed 2011·Granted Sep 1, 2015·4 cites·14 claims
- 0677US11199356B2Free cooling refrigeration systemKOPKO WILLIAM L·Filed 2010·Granted Dec 14, 2021·3 cites·16 claims
- 0774US9410709B2Multichannel condenser coil with refrigerant storage receiverKOPKO WILLIAM L·Filed 2008·Granted Aug 9, 2016·6 cites·20 claims
- 0867US9657978B2Refrigerant control system for a flash tankKOPKO WILLIAM L·Filed 2010·Granted May 23, 2017·1 cites·26 claims
- 0946US2012103005A1Screw chiller economizer systemKOPKO WILLIAM L·Filed 2011·Application pending·0 cites
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →