TREA

Jonathan Alfred Holmgren

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  • Fairbanks, AK, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Detector and system for indicating pressure change and methods of use
    • Patent number 6,832,522
    • Issue date Dec 21, 2004
    • The United States of America as represented by the Secretary of the Army
    • Garry L. Schaefer
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Self-recording snow depth probe
    • Patent number 5,864,059
    • Issue date Jan 26, 1999
    • The Army Corps of Engineers as represented by the Secretary of the Army
    • Matthew Sturm
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Snow temperature and depth probe
    • Patent number 5,815,064
    • Issue date Sep 29, 1998
    • The United States of America as represented by the Secretary of the Army
    • Jonathan Alfred Holmgren
    • G01 - MEASURING TESTING

Patents Applicationslast 30 patents