David A. Skidmore

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Abingdon, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Mine seal and method of construction for high resistance to transve...
- Patent number 10,329,911
- Issue date Jun 25, 2019
- E. Dillon & Company
- David A. Skidmore
- E21 - EARTH DRILLING MINING
Information Patent Grant
Lightweight concrete masonry veneer unit
- Patent number 8,499,522
- Issue date Aug 6, 2013
- E. Dillon & Company
- David A. Skidmore
- E04 - BUILDING
Information Patent Grant
Masonry unit manufacturing method
- Patent number 7,687,005
- Issue date Mar 30, 2010
- E. Dillon & Company
- David A. Skidmore
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Forklift movable cribbing column
- Patent number 7,097,389
- Issue date Aug 29, 2006
- E. Dillon & Company
- David A. Skidmore
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Mine Seal and Method of Construction for High Resistance to Transve...
- Publication number 20140301787
- Publication date Oct 9, 2014
- E. Dillon & Company
- David A. Skidmore
- E21 - EARTH DRILLING MINING
Information Patent Application
Masonry unit manufacturing method
- Publication number 20040130047
- Publication date Jul 8, 2004
- David A. Skidmore
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
Masonry units with a mortar buffer
- Publication number 20040128933
- Publication date Jul 8, 2004
- David A. Skidmore
- E04 - BUILDING