Inventor · disambiguated record
Andrew L. Blackshaw
Also filed as: BLACKSHAW ANDREW L
12 granted patents·311 citations·filing 1980–2013
93Inventor score
Top patents by PatentIndex Score
12 records- 0187US4598557AIntegrated heat pump water heaterSOUTHERN CO SERVICES INC·Filed 1985·Granted Jul 8, 1986·69 cites·14 claims
- 0281US8744632B2System and method for operating an economizer cycle of an air conditionerAIRXCEL INC·Filed 2013·Granted Jun 3, 2014·9 cites·18 claims
- 0375US4646538ATriple integrated heat pump systemMISSISSIPI POWER CO·Filed 1986·Granted Mar 3, 1987·49 cites·18 claims
- 0472US5458407AMerchandising displayL & P PROPERTY MANAGEMENT CO·Filed 1993·Granted Oct 17, 1995·39 cites·24 claims
- 0566US5255338AHeat pump water heater control circuitELECTRIC POWER RES INST·Filed 1991·Granted Oct 19, 1993·31 cites·17 claims
- 0666US4776180AUpdraft integrated heat pumpMISSISSIPPI POWER CO·Filed 1986·Granted Oct 11, 1988·30 cites·17 claims
- 0766US4385723AConnection assemblyE TECH INC·Filed 1981·Granted May 31, 1983·21 cites·15 claims
- 0860US4316502AHelically flighted heat exchangerE TECH INC·Filed 1980·Granted Feb 23, 1982·20 cites·8 claims
- 0950US5287702ACarbon dioxide storage with thermoelectric cooling for fire suppression systemsPREFERRED CO2 SYSTEMS INC·Filed 1993·Granted Feb 22, 1994·24 cites·40 claims
- 1048US4434539AMethod of manufacturing a heat exchangerE TECH INC·Filed 1982·Granted Mar 6, 1984·10 cites·12 claims
- 1141US8406930B2System and method for operating an economizer cycle of an air conditionerBLACKSHAW ANDREW L·Filed 2010·Granted Mar 26, 2013·0 cites·18 claims
- 1232US5238058ASpiral flighted double walled heat exchangerBODREY DOUGLAS M·Filed 1991·Granted Aug 24, 1993·9 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when Andrew L. Blackshaw files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →