Lee E. Huffman

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Princeville, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Control system and method for operating an asphalt paver screed bur...
- Patent number 5,895,172
- Issue date Apr 20, 1999
- Caterpillar Inc.
- Conrad G. Grembowicz
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Method and apparatus for automatically controlling the temperature...
- Patent number 5,607,254
- Issue date Mar 4, 1997
- Caterpillar Inc.
- Conrad G. Grembowicz
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES