Rolf Anderson

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Blaine, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Reverse flow check valve in hydraulic valve with series circuit
- Patent number 10,619,750
- Issue date Apr 14, 2020
- Parker-Hannifin Corporation
- Dennis Reynolds
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Reverse flow check valve in hydraulic valve with series circuit
- Patent number 10,024,445
- Issue date Jul 17, 2018
- Parker-Hannifin Corporation
- Dennis Reynolds
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
REVERSE FLOW CHECK VALVE IN HYDRAULIC VALVE WITH SERIES CIRCUIT
- Publication number 20180292018
- Publication date Oct 11, 2018
- Parker-Hannifin Corporation
- Dennis Reynolds
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
REVERSE FLOW CHECK VALVE IN HYDRAULIC VALVE WITH SERIES CIRCUIT
- Publication number 20150377370
- Publication date Dec 31, 2015
- Parker-Hannifin Corporation
- Dennis Reynolds
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...