Inventor · disambiguated record
Randy R. Koivisto
Also filed as: KOIVISTO RANDY R · KOIVISTO RANDY RAYMOND
6 granted patents·4 pending applications·37 citations·filing 2004–2023
78Inventor score
Files withRHEEM MFG CO6ATCHISON ANTHONY E1HOTTON BRUCE A1JOHNSON CONTROLS TECH CO1Johnson Controls Tyco IP Holdings LLP1
Top patents by PatentIndex Score
10 records- 0188US8385729B2Heat pump water heater and associated control systemRHEEM MFG CO·Filed 2009·Granted Feb 26, 2013·20 cites·32 claims
- 0283US11320213B2Furnace control systems and methodsJOHNSON CONTROLS TECH CO·Filed 2019·Granted May 3, 2022·3 cites·27 claims
- 0363US9677785B2Electronic water level sensing apparatus and associated methodsRHEEM MFG CO·Filed 2012·Granted Jun 13, 2017·2 cites·30 claims
- 0461US10190806B2Apparatus and methods for controlling an electronic expansion valve in a refrigerant circuitRHEEM MFG CO·Filed 2018·Granted Jan 29, 2019·0 cites·14 claims
- 0561USD607418STouchpadRHEEM MFG CO·Filed 2009·Granted Jan 5, 2010·12 cites·1 claims
- 0656US9874380B2Apparatus and methods for controlling an electronic expansion valve in a refrigerant circuitRHEEM MFG CO·Filed 2013·Granted Jan 23, 2018·0 cites·24 claims
- 0752US2024068691A1Hvac equipment with wireless connectivity featuresJohnson Controls Tyco IP Holdings LLP·Filed 2023·Application pending·0 cites
- 0851US2007137224A1Automated condensing unit test apparatusRHEEM MFG CO·Filed 2007·Application pending·0 cites
- 0937US2006275720A1Low power control system and associated methods for a water heater with flammable vapor sensorHOTTON BRUCE A·Filed 2005·Application pending·0 cites
- 1032US2006026973A1Automated condensing unit test apparatus and associated methodsATCHISON ANTHONY E·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →