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Ronald J. Borrup

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  • South Pasadena, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method for forming a heater element
    • Patent number 4,384,401
    • Issue date May 24, 1983
    • Sierracin Corporation
    • Ronald J. Borrup
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Heater element
    • Patent number 4,320,286
    • Issue date Mar 16, 1982
    • Sierracin Corporation
    • Ronald J. Borrup
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR