Ulf Bergquist

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Woodstock, CA

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Patents Grantslast 30 patents

Information Patent Grant
Tree feller power management
- Patent number 7,481,051
- Issue date Jan 27, 2009
- Timberjack Inc.
- Ulf Bergquist
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Hydraulic gravitational load energy recuperation
- Patent number 7,249,457
- Issue date Jul 31, 2007
- Timberjack Inc.
- Calin L. Raszga
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Anti-stall pilot pressure control system for open center systems
- Patent number 7,165,397
- Issue date Jan 23, 2007
- Timberjack, Inc.
- Calin L. Raszga
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Hydraulic boom control
- Patent number 6,557,453
- Issue date May 6, 2003
- Timberjack Inc.
- Marko Paakkunainen
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
Hydraulic gravitational load energy recuperation
- Publication number 20060185355
- Publication date Aug 24, 2006
- Calin L. Raszga
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
Tree feller power management
- Publication number 20050226738
- Publication date Oct 13, 2005
- Ulf Bergquist
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Anti-stall pilot pressure control system for open center systems
- Publication number 20050160904
- Publication date Jul 28, 2005
- Calin L. Raszga
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Application
Hydraulic boom control
- Publication number 20010045157
- Publication date Nov 29, 2001
- Marko Paakkunainen
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL