Robert W. Ollendick

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Wickenburg, AZ, US

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Patents Grantslast 30 patents

Information Patent Grant
Pre-plating of wooden railroad ties
- Patent number 6,681,474
- Issue date Jan 27, 2004
- Robert Ollendick
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
System and assembly for the manufacturing of prestressed reinforced...
- Patent number 6,561,780
- Issue date May 13, 2003
- David P. Ollendick
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Pre-plating of wooden railroad ties
- Patent number 6,546,612
- Issue date Apr 15, 2003
- Robert Ollendick
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Method for manufacturing prestressed reinforced concrete railroad ties
- Patent number 6,374,475
- Issue date Apr 23, 2002
- David P. Ollendick
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Pre-plating of wooden railroad ties
- Patent number 6,292,997
- Issue date Sep 25, 2001
- Robert Ollendick
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Apparatus for the manufacturing of prestressed reinforced concrete...
- Patent number 5,747,074
- Issue date May 5, 1998
- David P. Ollendick
- B28 - WORKING CEMENT, CLAY, OR STONE

Patents Applicationslast 30 patents

Information Patent Application
Anti-mud pumping railroad ties, pre-plated railroad ties and relate...
- Publication number 20070012794
- Publication date Jan 18, 2007
- David Ollendick
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
Methods and apparatus for the manufacturing of prestressed reinforc...
- Publication number 20050017403
- Publication date Jan 27, 2005
- David P. Ollendick
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
Methods and apparatus for the manufacturing of prestressed reinforc...
- Publication number 20030113395
- Publication date Jun 19, 2003
- David P. Ollendick
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
Pre-plating of wooden railroad ties
- Publication number 20030061697
- Publication date Apr 3, 2003
- Robert Ollendick
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
Methods and apparatus for the manufacturing of prestressed reinforc...
- Publication number 20020029451
- Publication date Mar 14, 2002
- David P. Ollendick
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Application
Pre-plating of wooden railroad ties
- Publication number 20010034933
- Publication date Nov 1, 2001
- Robert Ollendick
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES