TREA

Douglas T. Carson

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  • Lincoln, NE, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Remote installation method and tool
    • Patent number 6,263,747
    • Issue date Jul 24, 2001
    • Isco, Inc.
    • Douglas Timothy Carson
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Pumping system
    • Patent number 6,081,065
    • Issue date Jun 27, 2000
    • Isco, Inc.
    • Fredrick Alan Nabity
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Purge system
    • Patent number 5,844,137
    • Issue date Dec 1, 1998
    • Isco, Inc.
    • Douglas Timothy Carson
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Doppler shift velocity measuring system with correction factors
    • Patent number 5,777,892
    • Issue date Jul 7, 1998
    • Isco, Inc.
    • Frederick Alan Nabity
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Method of making a sensor
    • Patent number 5,701,646
    • Issue date Dec 30, 1997
    • Isco, Inc.
    • Frederick Alan Nabity
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Low stress engine for converting motion between reciprocating and r...
    • Patent number 5,664,464
    • Issue date Sep 9, 1997
    • Douglas Timothy Carson
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Direct measurement ultrasonic velocity measuring system
    • Patent number 5,557,536
    • Issue date Sep 17, 1996
    • Isco, Inc.
    • Frederick A. Nabity
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Purging method
    • Patent number 5,425,390
    • Issue date Jun 20, 1995
    • Isco, Inc.
    • Douglas T. Carson
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Pumping system
    • Patent number 5,401,139
    • Issue date Mar 28, 1995
    • Isco, Inc.
    • Frederick A. Nabity
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Ultrasonic fluid velocity measuring system
    • Patent number 5,371,686
    • Issue date Dec 6, 1994
    • Isco, Inc.
    • Frederick A. Nabity
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Purge system
    • Patent number 5,280,721
    • Issue date Jan 25, 1994
    • Isco, Inc.
    • Douglas T. Carson
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Variable gate flow analyzing method and apparatus
    • Patent number 5,275,042
    • Issue date Jan 4, 1994
    • Isco, Inc.
    • Douglas T. Carson
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Pumping system
    • Patent number 5,125,801
    • Issue date Jun 30, 1992
    • Isco, Inc.
    • Frederick A. Nabity
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Motion converting mechanism
    • Patent number 4,932,373
    • Issue date Jun 12, 1990
    • Douglas T. Carson
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Engine
    • Patent number 4,658,768
    • Issue date Apr 21, 1987
    • Douglas T. Carson
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Engine
    • Patent number 4,543,919
    • Issue date Oct 1, 1985
    • Douglas T. Carson
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Engine
    • Patent number 4,485,769
    • Issue date Dec 4, 1984
    • Douglas T. Carson
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS