Kevin Johnson

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San Diego, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Voided drilled shafts
- Patent number 8,206,064
- Issue date Jun 26, 2012
- University of South Florida
- Gray Mullins
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
Voided drilled shafts
- Publication number 20070092339
- Publication date Apr 26, 2007
- Gray Mullins
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING