Inventor · disambiguated record
Subbu Thenappan
Also filed as: THENAPPAN SUBBU
6 granted patents·3 pending applications·136 citations·filing 2000–2024
83Inventor score
Top patents by PatentIndex Score
9 records- 0196US7298968B1Pumpless combination instantaneous/storage water heater systemRHEEM MFG CO·Filed 2007·Granted Nov 20, 2007·69 cites·25 claims
- 0293US7013841B1Differently configured fuel-fired water heaters constructed from identical production platformsRHEEM MFG CO·Filed 2005·Granted Mar 21, 2006·35 cites·34 claims
- 0380US9004018B2High efficiency gas-fired water heaterBOROS JOZEF·Filed 2010·Granted Apr 14, 2015·6 cites·42 claims
- 0479US7337752B2Instantaneous fuel-fired water heater with low temperature plastic vent structureRHEEM MFG CO·Filed 2005·Granted Mar 4, 2008·11 cites·30 claims
- 0564US6282372B1Multi-position point of use electric water heaterRHEEM MFG CO·Filed 2000·Granted Aug 28, 2001·15 cites·18 claims
- 0663US12352439B2Systems for water heater baffles on recreational vehiclesHAIER US APPLIANCE SOLUTIONS INC·Filed 2022·Granted Jul 8, 2025·0 cites·20 claims
- 0763US2025224144A1Blower with integrated low current activated relay combination for use in a power vent gas water heaterHAIER US APPLIANCE SOLUTIONS INC·Filed 2024·Application pending·0 cites
- 0853US2025244051A1Water heater appliance and methods for model identificationHAIER US APPLIANCE SOLUTIONS INC·Filed 2024·Application pending·0 cites
- 0953US2025102187A1Gas fueled water heater appliance and methods to mitigate lint, dust, and oil eventsHAIER US APPLIANCE SOLUTIONS INC·Filed 2023·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →