Eric Nelson

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Proctor, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
System for adjusting rate of spool centering in a pilot-controlled...
- Patent number 11,624,452
- Issue date Apr 11, 2023
- Barko Hydraulics, LLC
- James Douglas Holmes
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Variable control for a hydraulic circuit
- Patent number 8,862,341
- Issue date Oct 14, 2014
- Barko Hydraulics, LLC
- Scott Harms
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM FOR ADJUSTING RATE OF SPOOL CENTERING IN A PILOT-CONTROLLED...
- Publication number 20230243439
- Publication date Aug 3, 2023
- Barko Hydraulics, LLC
- James Douglas Holmes
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
SYSTEM FOR ADJUSTING RATE OF SPOOL CENTERING IN A PILOT-CONTROLLED...
- Publication number 20200326013
- Publication date Oct 15, 2020
- Barko Hydraulics, LLC
- James Douglas Holmes
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
VARIABLE CONTROL FOR A HYDRAULIC CIRCUIT
- Publication number 20140260225
- Publication date Sep 18, 2014
- Barko Hydraulics, LLC
- Scott Harms
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING