Dennis O. Courtright

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Easley, SC, US

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Patents Grantslast 30 patents

Information Patent Grant
Low pressure rise rate pilot operated poppet relief valve
- Patent number 8,360,096
- Issue date Jan 29, 2013
- Sauer-Danfoss Inc.
- Dennis O. Courtright
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Low rise rate direct acting relief valve
- Patent number 7,591,283
- Issue date Sep 22, 2009
- Sauer-Danfoss, Inc.
- Dennis O. Courtright
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Selectable detent relief valve
- Patent number 6,976,504
- Issue date Dec 20, 2005
- Sauer-Danfoss Inc.
- Dennis O. Courtright
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
LOW PRESSURE RISE RATE PILOT OPERATED POPPET RELIEF VALVE
- Publication number 20090044871
- Publication date Feb 19, 2009
- Sauer-Danfoss Inc.
- Dennis O. Courtright
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
LOW RISE RATE DIRECT ACTING RELIEF VALVE
- Publication number 20080276997
- Publication date Nov 13, 2008
- Sauer-Danfoss Inc.
- Dennis O. Courtright
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Selectable detent relief valve
- Publication number 20040206407
- Publication date Oct 21, 2004
- Sauer-Danfoss Inc.
- Dennis O. Courtright
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL