Roger C. Kellison

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North Bergen, NJ, US

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Patents Grantslast 30 patents

Information Patent Grant
Road barrier systems and methods
- Patent number 4,954,009
- Issue date Sep 4, 1990
- Roger C. Kellison
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Seismic anchor
- Patent number 4,875,808
- Issue date Oct 24, 1989
- Roger C. Kellison
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Internally supported retaining element and method of using
- Patent number 4,869,467
- Issue date Sep 26, 1989
- Roger C. Kellison
- E04 - BUILDING
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Grout in place fastener system
- Patent number 4,642,964
- Issue date Feb 17, 1987
- Roger C. Kellison
- E04 - BUILDING
Information Patent Grant
Method and apparatus for rebar avoidance
- Patent number 4,586,846
- Issue date May 6, 1986
- Roger C. Kellison
- B28 - WORKING CEMENT, CLAY, OR STONE