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John Hart

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  • Lexington, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Soot sensor system
    • Patent number 11,467,079
    • Issue date Oct 11, 2022
    • Standard Motor Products, Inc.
    • Kayvan Hedayat
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Soot sensor system
    • Patent number 11,137,333
    • Issue date Oct 5, 2021
    • Standard Motor Products, Inc.
    • Kayvan Hedayat
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Soot sensor system
    • Patent number 10,591,398
    • Issue date Mar 17, 2020
    • Stoneridge, Inc.
    • Kayvan Hedayat
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Soot sensor system
    • Patent number 10,416,062
    • Issue date Sep 17, 2019
    • Stoneridge, Inc.
    • Kayvan Hedayat
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Soot sensor system
    • Patent number 9,696,249
    • Issue date Jul 4, 2017
    • Stoneridge, Inc.
    • Kayvan Hedayat
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Soot sensor system
    • Patent number 9,389,163
    • Issue date Jul 12, 2016
    • Stoneridge, Inc.
    • Kayvan Hedayat
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Soot sensor system
    • Patent number 9,134,216
    • Issue date Sep 15, 2015
    • Stoneridge, Inc.
    • Kayvan Hedayat
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Apparatus and method for controlling a solenoid valve
    • Patent number 6,069,783
    • Issue date May 30, 2000
    • Hi-Stat Manufacturing Company, Inc.
    • Mason B. Mount
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Temperature sensor
    • Patent number 5,302,934
    • Issue date Apr 12, 1994
    • Therm-O-Disc, Incorporated
    • John R. Hart
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Capacitive fluid level sensor
    • Patent number 5,103,368
    • Issue date Apr 7, 1992
    • Therm-O-Disc, Incorporated
    • John R. Hart
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Capacitive fluid level sensor
    • Patent number 5,001,596
    • Issue date Mar 19, 1991
    • Therm-O-Disc, Incorporated
    • John R. Hart
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents

  • Information Patent Application

    SOOT SENSOR SYSTEM
    • Publication number 20230221234
    • Publication date Jul 13, 2023
    • Standard Motor Products
    • Kayvan Hedayat
    • G01 - MEASURING TESTING
  • Information Patent Application

    Soot Sensor System
    • Publication number 20200408659
    • Publication date Dec 31, 2020
    • Stoneridge, Inc.
    • Kayvan Hedayat
    • G01 - MEASURING TESTING
  • Information Patent Application

    Soot Sensor System
    • Publication number 20200018680
    • Publication date Jan 16, 2020
    • Stoneridge, Inc.
    • Kayvan Hedayat
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SOOT SENSOR SYSTEM
    • Publication number 20180113062
    • Publication date Apr 26, 2018
    • Stoneridge, Inc.
    • Kayvan Hedayat
    • G01 - MEASURING TESTING
  • Information Patent Application

    Soot Sensor System
    • Publication number 20170023461
    • Publication date Jan 26, 2017
    • STONERIDGE, INC.
    • Kayvan Hedayat
    • G01 - MEASURING TESTING
  • Information Patent Application

    SOOT SENSOR SYSTEM
    • Publication number 20150168285
    • Publication date Jun 18, 2015
    • Stoneridge,Inc.
    • Kayvan Hedayat
    • G01 - MEASURING TESTING
  • Information Patent Application

    Soot Sensor System
    • Publication number 20120324981
    • Publication date Dec 27, 2012
    • STONERIDGE, INC.
    • Kayvan Hedayat
    • G01 - MEASURING TESTING
  • Information Patent Application

    SOOT SENSOR SYSTEM
    • Publication number 20110203348
    • Publication date Aug 25, 2011
    • STONERIDGE, INC.
    • Kayvan Hedayat
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES