John Scott Stephens

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Lubbock, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for applying additives to a concrete mix
- Patent number 8,714,873
- Issue date May 6, 2014
- John Scott Stephens
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Apparatus and method for applying additives to a concrete mix
- Patent number 8,596,905
- Issue date Dec 3, 2013
- John Scott Stephens
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

Patents Applicationslast 30 patents

Information Patent Application
Apparatus and Method for Applying Additives to a Concrete Mix
- Publication number 20130223929
- Publication date Aug 29, 2013
- John Scott Stephens
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Application
Apparatus and Method for Applying Additives to a Concrete Mix
- Publication number 20110299924
- Publication date Dec 8, 2011
- John Scott Stephens
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES