TREA

John A. Schwemin

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  • Middletown, RI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Inflatable sealing device
    • Patent number 6,485,029
    • Issue date Nov 26, 2002
    • The United States of America as represented by the Secretary of the Navy
    • Paul E. Moody
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Underwater vehicle launch performance test facility
    • Patent number 5,205,162
    • Issue date Apr 27, 1993
    • The United States of America as represented by the Secretary of the Navy
    • Paul J. Lefebvre
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    Pivoted vehicle launch for submarine
    • Patent number 5,050,523
    • Issue date Sep 24, 1991
    • The United States of America as represented by the Secretary of the Navy
    • John A. Schwemin
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT