Edward Lee Stapleton

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Joliet, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Expandable hydraulic valve stack
- Patent number 7,293,494
- Issue date Nov 13, 2007
- Caterpillar Inc.
- Christopher Michael Morency
- F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information Patent Grant
Load sensing hydraulic system
- Patent number 4,977,928
- Issue date Dec 18, 1990
- Caterpillar Inc.
- Glenn G. Smith
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
Expandable hydraulic valve stack
- Publication number 20060137518
- Publication date Jun 29, 2006
- Caterpillar Inc.
- Christopher Michael Morency
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING