A. O. Smith
Patents, Design & Utilities

Last updated:

List of all A. O. Smith patents 47 in total

Status Patent
Grant
Utility: Dual input water heater External link
Filling date: 7 Sep 2025 Issue date: 6 Sep 2022
Application
Utility: UV LED STERILIZING TANK External link
Filling date: 7 Sep 2025 Issue date: 18 Aug 2022
Grant
Utility: Manufacturing method for proportional valve body External link
Filling date: 7 Sep 2025 Issue date: 16 Aug 2022
Grant
Utility: Reduced resonance burner External link
Filling date: 7 Sep 2025 Issue date: 5 Jul 2022
Grant
Utility: Field configuration of commercial water heaters External link
Filling date: 7 Sep 2025 Issue date: 28 Jun 2022
Application
Utility: IN-LINE WATER HARDNESS SENSOR AND WATER SOFTENER CONTROL SYSTEM External link
Filling date: 7 Sep 2025 Issue date: 23 Jun 2022
Application
Utility: TDS CREEP SOLUTION FOR PUMPLESS, TANKLESS SYSTEM External link
Filling date: 7 Sep 2025 Issue date: 16 Jun 2022
Application
Utility: UV LED FAUCET FLOW CELL External link
Filling date: 7 Sep 2025 Issue date: 19 May 2022
Application
Utility: DIFFUSER FOR THERMAL STORAGE TANK External link
Filling date: 7 Sep 2025 Issue date: 12 May 2022
Application
Utility: DYNAMIC DATA COLLECTION FOR HEATING APPLIANCES External link
Filling date: 7 Sep 2025 Issue date: 21 Apr 2022
Application
Utility: TANKLESS WATER HEATER HAVING INTEGRATED SCALE CONTROL MODULE External link
Filling date: 7 Sep 2025 Issue date: 3 Feb 2022
Application
Utility: GAS BURNER ASSEMBLY External link
Filling date: 7 Sep 2025 Issue date: 4 Nov 2021
Grant
Utility: High water efficiency TDS creep solution External link
Filling date: 7 Sep 2025 Issue date: 27 Jul 2021
Grant
Utility: Water filtration system with recirculation to reduce total dissolved solids creep effect External link
Filling date: 7 Sep 2025 Issue date: 27 Jul 2021
Grant
Utility: Water heater with organic polymer coating External link
Filling date: 7 Sep 2025 Issue date: 6 Jul 2021
Application
Utility: ELECTRONIC UNLOCK FEATURE External link
Filling date: 7 Sep 2025 Issue date: 1 Jul 2021
Grant
Utility: UV reactor with PTFE diffuser External link
Filling date: 7 Sep 2025 Issue date: 13 Apr 2021
Application
Utility: Manufacturing Method for Proportional Valve Body External link
Filling date: 7 Sep 2025 Issue date: 18 Mar 2021
Grant
Utility: Electronic unlock feature External link
Filling date: 7 Sep 2025 Issue date: 16 Mar 2021
Application
Utility: ELECTROCHEMICAL ANALYSIS DEVICE FOR REAGENTLESS DETECTION External link
Filling date: 7 Sep 2025 Issue date: 25 Feb 2021
Application
Utility: LEAKAGE DETECTION IN CONDENSING WATER HEATER External link
Filling date: 7 Sep 2025 Issue date: 18 Feb 2021
Application
Utility: FIELD CONFIGURATION OF COMMERCIAL WATER HEATERS External link
Filling date: 7 Sep 2025 Issue date: 28 Jan 2021
Application
Utility: MEMBRANE ELEMENT AND FILTER CARTRIDGE External link
Filling date: 7 Sep 2025 Issue date: 28 Jan 2021
Grant
Utility: Electrochemical analysis device for reagentless detection External link
Filling date: 7 Sep 2025 Issue date: 17 Nov 2020
Application
Utility: SYSTEM AND METHOD FOR PREDICTING TANK FAILURE OF A WATER HEATER External link
Filling date: 7 Sep 2025 Issue date: 5 Nov 2020
Grant
Utility: Burner, gas water heater and processing method of fire row External link
Filling date: 7 Sep 2025 Issue date: 3 Nov 2020
Grant
Utility: Multi-cavity gas and air mixing device External link
Filling date: 7 Sep 2025 Issue date: 3 Nov 2020
Application
Utility: WATER FAUCET INCORPORATING DISINFECTING FEATURES External link
Filling date: 7 Sep 2025 Issue date: 17 Sep 2020
Grant
Utility: Water heater and method of operating a water heater External link
Filling date: 7 Sep 2025 Issue date: 25 Aug 2020
Application
Utility: HIGH WATER EFFICIENCY TDS CREEP SOLUTION External link
Filling date: 7 Sep 2025 Issue date: 23 Jul 2020
Grant
Utility: Constant pressure switch apparatus and water heating system External link
Filling date: 7 Sep 2025 Issue date: 14 Jul 2020
Grant
Utility: Flame rod analysis system External link
Filling date: 7 Sep 2025 Issue date: 30 Jun 2020
Application
Utility: Water Heater With Damper External link
Filling date: 7 Sep 2025 Issue date: 18 Jun 2020
Grant
Utility: System and method of controlling a water heater having a powered anode External link
Filling date: 7 Sep 2025 Issue date: 7 Apr 2020
Grant
Utility: System and method for venting air in a welding system External link
Filling date: 7 Sep 2025 Issue date: 7 Apr 2020
Grant
Utility: Water heater with damper External link
Filling date: 7 Sep 2025 Issue date: 31 Mar 2020
Grant
Utility: Flow sensor with hot film anemometer External link
Filling date: 7 Sep 2025 Issue date: 24 Mar 2020
Grant
Utility: Common venting system for water heaters and method of controlling the same External link
Filling date: 7 Sep 2025 Issue date: 10 Mar 2020
Application
Utility: SYSTEM AND METHOD FOR CONTROL OF ELECTRIC WATER HEATER External link
Filling date: 7 Sep 2025 Issue date: 6 Feb 2020
Grant
Utility: System and method for grid load-up dual set point External link
Filling date: 7 Sep 2025 Issue date: 28 Jan 2020
Grant
Utility: System and method for determining an abnormal condition of a water heater External link
Filling date: 7 Sep 2025 Issue date: 5 Nov 2019
Grant
Utility: System and method for control of electric water heater External link
Filling date: 7 Sep 2025 Issue date: 15 Oct 2019
Grant
Utility: Heat pump water heater External link
Filling date: 7 Sep 2025 Issue date: 1 Oct 2019
Grant
Utility: Systems, compositions and methods for providing safe and healthy water and water-based products External link
Filling date: 7 Sep 2025 Issue date: 10 Sep 2019
Application
Utility: Water Heater With Damper External link
Filling date: 7 Sep 2025 Issue date: 29 Aug 2019
Application
Utility: DUAL INPUT WATER HEATER External link
Filling date: 7 Sep 2025 Issue date: 8 Aug 2019
Application
Utility: UV REACTOR WITH PTFE DIFFUSER External link
Filling date: 7 Sep 2025 Issue date: 1 Aug 2019

Showing 1 to 47 of 47 patents.