Inventor · disambiguated record
Russell W. Hoeffken
Also filed as: HOEFFKEN RUSSELL W
23 granted patents·9 pending applications·445 citations·filing 1974–2015
96Inventor score
Top patents by PatentIndex Score
32 records- 0192US8167610B2Premix furnace and methods of mixing air and fuel and improving combustion stabilityRALEIGH WILLIAM F·Filed 2010·Granted May 1, 2012·23 cites·24 claims
- 0287US4394111ATop cover, motor, fan and fan shroud assembly for an air conditioning unitSNYDER GENERAL CORP·Filed 1981·Granted Jul 19, 1983·59 cites·10 claims
- 0381US4893390AMethod and expander for manufacturing a furnace heat exchanger and plate assemblySNYDER GENERAL CORP·Filed 1988·Granted Jan 16, 1990·27 cites·19 claims
- 0480US4298061AHeat exchanger with crimped flange seamSINGER CO·Filed 1980·Granted Nov 3, 1981·32 cites·4 claims
- 0576US4475585AAir conditioning and heat pump cabinets with removable coil guardsSNYDER GENERAL CORP·Filed 1981·Granted Oct 9, 1984·33 cites·3 claims
- 0673US4907420ADual wall evaporator panSNYDER GENERAL CORP·Filed 1988·Granted Mar 13, 1990·49 cites·13 claims
- 0770US7632067B2Blower housing and method of manufactureHOEFFKEN RUSSELL W·Filed 2005·Granted Dec 15, 2009·4 cites·10 claims
- 0870US6033454AAir filter assemblyAAF INTERNATIONAL·Filed 1998·Granted Mar 7, 2000·37 cites·8 claims
- 0966US4441241AMethod of manufacturing a heat exchanger unitSNYDER GENERAL CORP·Filed 1981·Granted Apr 10, 1984·19 cites·8 claims
- 1063US9423209B1Self-guided racking assist system, tool and method for charging a handgunHOEFFKEN RUSSELL W·Filed 2015·Granted Aug 23, 2016·4 cites·8 claims
- 1159US5221183ABlower housing seam and method of making sameALCO IND·Filed 1992·Granted Jun 22, 1993·24 cites·28 claims
- 1259US4649894AHeat exchanger and plate assembly and method of manufactureSNYDERGENERAL CORP·Filed 1983·Granted Mar 17, 1987·15 cites·15 claims
- 1358US2010071868A1Hvac units, heat exchangers, buildings, and methods having slanted fins to shed condensation or for improved air flowNORDYNE INC·Filed 2009·Application pending·0 cites
- 1457US5575330AFurnace heat exchanger seal and method of making sameALCO IND·Filed 1995·Granted Nov 19, 1996·18 cites·19 claims
- 1556US3934894AUtility cart and bag holder thereforeHOEFFKEN WILLIAM M·Filed 1974·Granted Jan 27, 1976·19 cites·12 claims
- 1656US2009084131A1Air Conditioning Units with Modular Heat Exchangers, Inventories, Buildings, and MethodsNORDYNE INC·Filed 2007·Application pending·0 cites
- 1755US4547943AMethod of manufacturing a heat exchanger and plate assemblySNYDER GENERAL CORP·Filed 1981·Granted Oct 22, 1985·16 cites·10 claims
- 1854US8261568B2Condensing gas package unit with a tubular conduit for passing a condensate drain lineREIFEL ALLAN J·Filed 2011·Granted Sep 11, 2012·2 cites·18 claims
- 1951US4510660AMethod of manufacturing a two-plate heat exchangerSNYDER GENERAL CORP·Filed 1982·Granted Apr 16, 1985·14 cites·7 claims
- 2051US2010173255A1NOx-REDUCTION APPARATUS, METHOD OF MAKING, FURNACE, HVAC UNIT, AND BUILDINGNORDYNE INC·Filed 2009·Application pending·0 cites
- 2151US2009294112A1Internally finned tube having enhanced nucleation centers, heat exchangers, and methods of manufactureNORDYNE INC·Filed 2009·Application pending·0 cites
- 2251US2010080696A1Blower housing and method of manufactureHOEFFKEN RUSSELL W·Filed 2009·Application pending·0 cites
- 2350US2012180774A1Mixing device for mixing fuel and air and furnace with a mixing deviceREIFEL ALLAN J·Filed 2012·Application pending·0 cites
- 2449US5195580AHeat exchanger seam and method of making sameEHRHARDT TOOL AND MACHINE CO I·Filed 1992·Granted Mar 23, 1993·15 cites·3 claims
- 2548US4663837AApparatus for manufacturing a furnace heat exchanger and plate assemblySNYDERGENERAL CORP·Filed 1985·Granted May 12, 1987·10 cites·6 claims
- 2642US4718484AHeat exchanger unitSNYDERGENERAL CORP·Filed 1984·Granted Jan 12, 1988·9 cites·18 claims
- 2741US4538338AMethod for manufacturing a furnace heat exchanger and plate assemblySNYDER GENERAL CORP·Filed 1983·Granted Sep 3, 1985·6 cites·10 claims
- 2838US2015276104A1Tubing jointNORDYNE LLC·Filed 2014·Application pending·0 cites
- 2936US5553553AFurnace and method for securing a thermostat to a furnaceGOODMAN MFG CO·Filed 1995·Granted Sep 10, 1996·5 cites·7 claims
- 3034US5535501AFurnace and method for securing a thermostat to a furnaceGOODMAN MFG CO·Filed 1994·Granted Jul 16, 1996·5 cites·12 claims
- 3134US2012048257A1Condensing Gas Package Unit Configured to Drain Condensate Through Inducer Fan and Method of Reducing Fuel ConsumptionREIFEL ALLAN J·Filed 2011·Application pending·0 cites
- 3225US2012048521A1Condensing Gas Package Unit for Roof or Ground Installation, Collector, and Condensate Drain ApparatusREIFEL ALLAN J·Filed 2011·Application pending·0 cites
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