TREA

Stephen M. Sakamoto

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  • Oklahoma City, OK, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Thrust section wear preventor
    • Patent number 7,370,697
    • Issue date May 13, 2008
    • Wood Group ESP, Inc.
    • Stephen M. Sakamoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    High temperature mechanical seal
    • Patent number 7,048,046
    • Issue date May 23, 2006
    • Wood Group ESP, Inc.
    • Stephen M. Sakamoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotor bearing with propeller for increased lubricant flow
    • Patent number 6,857,781
    • Issue date Feb 22, 2005
    • Wood Group ESP. Inc.
    • Stephen M. Sakamoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotor bearing for increased lubricant flow
    • Patent number 6,837,621
    • Issue date Jan 4, 2005
    • Wood Group ESP, Inc.
    • Stephen M. Sakamoto
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Suction chamber for a horizontal pumping system
    • Patent number 6,461,115
    • Issue date Oct 8, 2002
    • Wood Group ESP, Inc.
    • Neil Ferrier
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump-motor assembly having a motor mount
    • Patent number 6,450,782
    • Issue date Sep 17, 2002
    • Wood Group ESP, Inc.
    • Stephen M. Sakamoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...