Inventor · disambiguated record
Timothy J. Shellenberger
Also filed as: SHELLENBERGER TIMOTHY · SHELLENBERGER TIMOTHY J
32 granted patents·8 pending applications·650 citations·filing 1987–2022
97Inventor score
Files withRHEEM MFG CO27AMERICAN WATER HEATER CO9SRP 687 PTY LTD2RINNAI AMERICA CORP1RINNAI AMERICA CORP A CORP OF1
Top patents by PatentIndex Score
40 records- 0195US6053130APower vent water heater with electronic control systemAMERICAN WATER HEATER CO·Filed 1998·Granted Apr 25, 2000·93 cites·35 claims
- 0294US10976048B2Diffuser plate for premixed burner boxRHEEM MFG CO·Filed 2018·Granted Apr 13, 2021·3 cites·11 claims
- 0394US7360506B2Low CO water heaterAMERICAN WATER HEATER CO·Filed 2006·Granted Apr 22, 2008·26 cites·27 claims
- 0493US7380522B2Energy saving water heaterAMERICAN WATER HEATER CO·Filed 2005·Granted Jun 3, 2008·36 cites·35 claims
- 0591US10281143B2Pre-mix fuel-fired appliance with improved heat exchanger interfaceRHEEM MFG CO·Filed 2017·Granted May 7, 2019·11 cites·14 claims
- 0691US9739483B2Fuel/air mixture and combustion apparatus and associated methods for use in a fuel-fired heating apparatusRHEEM MFG CO·Filed 2013·Granted Aug 22, 2017·7 cites·18 claims
- 0790US10571122B2Fuel/air mixture and combustion apparatus and associated methods for use in a fuel-fired heating apparatusRHEEM MFG CO·Filed 2017·Granted Feb 25, 2020·2 cites·11 claims
- 0890US9335066B2Water heating systemRINNAI AMERICA CORP·Filed 2013·Granted May 10, 2016·8 cites·18 claims
- 0988US9188372B2Air conditioner and heat pump condensing unit chassis with enhanced serviceability accessRHEEM MFG CO·Filed 2012·Granted Nov 17, 2015·7 cites·20 claims
- 1088US5347980ADual drainage slope recuperative heat exchanger assembly for fuel-fired condensing furnacesRHEEM MFG CO·Filed 1994·Granted Sep 20, 1994·57 cites·14 claims
- 1186US5042453ACompact, high efficiency heat exchanger for a fuel-fired forced air heating furnaceRHEEM MFG CO·Filed 1990·Granted Aug 27, 1991·47 cites·9 claims
- 1286US4974579AInduced draft, fuel-fired furnace apparatus having an improved, high efficiency heat exchangerRHEEM MFG CO·Filed 1989·Granted Dec 4, 1990·41 cites·9 claims
- 1384US9772119B2Fuel-fired heating appliance having improved burner assemblyRHEEM MFG CO·Filed 2014·Granted Sep 26, 2017·7 cites·18 claims
- 1484US6308009B1Electric water heater with electronic controlAMERICAN WATER HEATER CO·Filed 1998·Granted Oct 23, 2001·71 cites·22 claims
- 1581US12366357B2Fuel/air mixture and combustion apparatus and associated methods for use in a fuel-fired heating apparatusRHEEM MFG CO·Filed 2022·Granted Jul 22, 2025·0 cites·20 claims
- 1680US9951945B2Diffuser plate for premixed burner boxRHEEM MFG CO·Filed 2014·Granted Apr 24, 2018·2 cites·8 claims
- 1776US5950573APower vented water heater with air inletSRP 687 PTY LTD·Filed 1998·Granted Sep 14, 1999·42 cites·24 claims
- 1876US4951651AVent overpressurization detection system for a fuel-fired, induced draft furnaceRHEEM MFG CO·Filed 1989·Granted Aug 28, 1990·32 cites·20 claims
- 1975US7261061B2Water heater with lint collection detectionAMERICAN WATER HEATER CO·Filed 2004·Granted Aug 28, 2007·10 cites·12 claims
- 2075US4729328ATrap assembly for a condensing fossil fuel furnaceRHEEM MFG CO·Filed 1987·Granted Mar 8, 1988·29 cites·3 claims
- 2174US4960102AFuel-fired condensing type forced air heating furnaceRHEEM MFG CO·Filed 1990·Granted Oct 2, 1990·35 cites·13 claims
- 2273US11402093B2Fuel/air mixture and combustion apparatus and associated methods for use in a fuel-fired heating apparatusRHEEM MFG CO·Filed 2020·Granted Aug 2, 2022·0 cites·20 claims
- 2367US6508207B2Flammable vapor resistant water heater with low NOx emissionsSRP 687 PTY LTD·Filed 2001·Granted Jan 21, 2003·17 cites·15 claims
- 2467US6137955AElectric water heater with improved heating elementAMERICAN WATER HEATER CO·Filed 1998·Granted Oct 24, 2000·27 cites·23 claims
- 2566US2022031906A1Air sanitation devices and systemsRHEEM MFG CO·Filed 2021·Application pending·0 cites
- 2664US11129918B1Air sanitation devices and systemsRHEEM MFG CO·Filed 2020·Granted Sep 28, 2021·0 cites·19 claims
- 2764US4887959AGas furnace with improved ignitionRHEEM MFG CO·Filed 1988·Granted Dec 19, 1989·20 cites·8 claims
- 2856US12449139B2Combined space and water heating systemsRHEEM MFG CO·Filed 2020·Granted Oct 21, 2025·0 cites·20 claims
- 2956US11639792B2Single-piece refractory for a water heating assemblyRHEEM MFG CO·Filed 2020·Granted May 2, 2023·0 cites·20 claims
- 3056USD360258SHeat exchanger for fuel fired furnacesRHEEM MFG CO·Filed 1993·Granted Jul 11, 1995·8 cites·1 claims
- 3155US2022316823A1Corrosion prevention for heat exchanger devices and pool heatersRHEEM MFG CO·Filed 2021·Application pending·0 cites
- 3253US11603991B2Optimized burners for boiler applicationsRHEEM MFG CO·Filed 2019·Granted Mar 14, 2023·0 cites·19 claims
- 3352US2008216770A1Water heating systemRINNAI AMERICA CORP A CORP OF·Filed 2007·Application pending·0 cites
- 3451US2015192291A1Multi-Cone Fuel Burner Apparatus For Multi-Tube Heat ExchangerRHEEM MFG CO·Filed 2014·Application pending·0 cites
- 3547US2008029047A1Water heater with lint collection detectionAMERICAN WATER HEATER CO·Filed 2007·Application pending·0 cites
- 3646US2007079770A1Water heater with lint collection detectionAMERICAN WATER HEATER CO·Filed 2006·Application pending·0 cites
- 3744US2013045451A1Compensating for Gas Applicance De-Rate at High AltitudesRHEEM MFG CO·Filed 2012·Application pending·0 cites
- 3843USD335337SHeat exchanger for fuel fired furnacesRHEEM MFG CO·Filed 1990·Granted May 4, 1993·4 cites·1 claims
- 3942US4926840APilot gas bypass system for fuel-fired furnacesRHEEM MFG CO·Filed 1989·Granted May 22, 1990·8 cites·12 claims
- 4041US2006102733A1Combustion air intake filterAMERICAN WATER HEATER CO·Filed 2004·Application pending·0 cites
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