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Donald Oldham

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  • Clearwater, FL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Open neutral detector
    • Patent number 11,769,999
    • Issue date Sep 26, 2023
    • Southwire Company, LLC
    • Donald Paul Oldham
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Open neutral detector
    • Patent number 11,545,825
    • Issue date Jan 3, 2023
    • Southwire Company, LLC
    • Donald Paul Oldham
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Surge protector apparatus
    • Patent number D967037
    • Issue date Oct 18, 2022
    • Southwire Company, LLC
    • Donald Paul Oldham
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Open neutral detector
    • Patent number 11,322,929
    • Issue date May 3, 2022
    • Southwire Company, LLC
    • Donald Paul Oldham
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Open neutral detector
    • Patent number 10,868,417
    • Issue date Dec 15, 2020
    • Southwire Company, LLC
    • Donald Paul Oldham
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Elevated temperature detection and interrupter circuit for power cable
    • Patent number 9,564,719
    • Issue date Feb 7, 2017
    • Technology Research LLC.
    • Donald Oldham
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    OPEN NEUTRAL DETECTOR
    • Publication number 20230327425
    • Publication date Oct 12, 2023
    • Southwire Company, LLC
    • Donald Paul Oldham
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    OPEN NEUTRAL DETECTOR
    • Publication number 20230098372
    • Publication date Mar 30, 2023
    • Southwire Company, LLC
    • Donald Paul Oldham
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    OPEN NEUTRAL DETECTOR
    • Publication number 20220224104
    • Publication date Jul 14, 2022
    • Southwire Company, LLC
    • Donald Paul Oldham
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    OPEN NEUTRAL DETECTOR
    • Publication number 20210210947
    • Publication date Jul 8, 2021
    • Southwire Company, LLC
    • Donald Paul Oldham
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER