Roger W. Heitland

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St. Louis, MO, US

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Patents Grantslast 30 patents

Information Patent Grant
Water-reducible polyester resins and urethane coatings produced the...
- Patent number 6,172,159
- Issue date Jan 9, 2001
- Accures Corporation
- Robert J. Gaal
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Water-reducible phenolic binders, methods of preparation and coatin...
- Patent number 6,100,364
- Issue date Aug 8, 2000
- U.S. Polymers, Inc.
- Robert J. Gaal
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...