TREA

Tammy M. Elkins

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  • Bartlesville, OK, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pitch conversion
    • Patent number 4,704,333
    • Issue date Nov 3, 1987
    • Phillips Petroleum Company
    • Tammy M. Elkins
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING
  • Information Patent Grant

    Pitch conversion
    • Patent number 4,600,496
    • Issue date Jul 15, 1986
    • Phillips Petroleum Company
    • Paul J. Cheng
    • D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING