TREA

Frederick G. Grawunde

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  • Sarasota, FL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Dynamically adjusting counterbalance valve
    • Patent number 9,273,702
    • Issue date Mar 1, 2016
    • Sun Hydraulics Corporation
    • Frederick G. Grawunde
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Directional valve
    • Patent number 5,520,217
    • Issue date May 28, 1996
    • Sun Hydraulics Corporation
    • Frederick G. Grawunde
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    DYNAMICALLY ADJUSTING COUNTERBALANCE VALVE
    • Publication number 20130233409
    • Publication date Sep 12, 2013
    • Sun Hydraulics Corporation
    • Frederick G. Grawunde
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    METAL COATING PROCESS AND PRODUCT
    • Publication number 20100092799
    • Publication date Apr 15, 2010
    • Sun Hydraulics Corporation
    • Surry D. McFaul
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    Metal coating process and product
    • Publication number 20080050608
    • Publication date Feb 28, 2008
    • Surry D. McFaul
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...