Assignee
GEOFURNACE SYSTEMS INC
US·4 granted patents·303 citations·filing 1995–1998
Top patents by PatentIndex Score
4 records- 0193US5706888AGeothermal heat exchanger and heat pump circuitGEOFURNACE SYSTEMS INC·Filed 1995·Granted Jan 13, 1998·95 cites·15 claims
- 0292US5937665AGeothermal subcircuit for air conditioning unitGEOFURNACE SYSTEMS INC·Filed 1998·Granted Aug 17, 1999·105 cites·14 claims
- 0388US5875644AHeat exchanger and heat pump circuitGEOFURNACE SYSTEMS INC·Filed 1997·Granted Mar 2, 1999·58 cites·14 claims
- 0475US5983660ADefrost subcircuit for air-to-air heat pumpGEOFURNACE SYSTEMS INC·Filed 1998·Granted Nov 16, 1999·45 cites·18 claims
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