TREA

John H. Boyd, JR.

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  • Holland, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Linear motor controller improvements
    • Patent number 8,231,355
    • Issue date Jul 31, 2012
    • Fisher & Paykel Appliances Limtied
    • Zhuang Tian
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Linear compressor controller
    • Patent number 8,221,088
    • Issue date Jul 17, 2012
    • Fisher & Paykel Appliance Limited
    • Zhuang Tian
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor improvements
    • Patent number 8,141,581
    • Issue date Mar 27, 2012
    • Fisher & Paykel Appliances Limited
    • John H. Boyd, Jr.
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Linear compressor controller
    • Patent number 7,618,243
    • Issue date Nov 17, 2009
    • Fisher & Paykel Appliances Limited
    • Zhuang Tian
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Refrigeration compressor
    • Patent number D510940
    • Issue date Oct 25, 2005
    • Fisher & Paykel Appliances Limited
    • John H. Boyd, Jr.
    • D15 - Machines not elsewhere specified

Patents Applicationslast 30 patents

  • Information Patent Application

    LINEAR COMPRESSOR CONTROLLER
    • Publication number 20090081049
    • Publication date Mar 26, 2009
    • Zhuang Tian
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...