Richard E. Hart

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Irvine, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Water-based, solvent-free or low VOC, two-component polyurethane co...
- Patent number 5,693,703
- Issue date Dec 2, 1997
- R. E. Hart Labs, Inc.
- Richard E. Hart
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Water based, solvent free, two component aliphatic polyurethane coa...
- Patent number 5,665,269
- Issue date Sep 9, 1997
- R. E. Hart Labs, Inc.
- Richard E. Hart
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Water-based, solvent-free or low voc, two-component polyurethane co...
- Patent number 5,508,340
- Issue date Apr 16, 1996
- R. E. Hart Labs, Inc.
- Richard E. Hart
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Water based, solvent free, two component aliphatic polyurethane coa...
- Patent number 5,472,634
- Issue date Dec 5, 1995
- R. E. Hart Labs, Inc.
- Richard E. Hart
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Water based, solvent free, two component aliphatic polyurethane coa...
- Patent number 5,352,733
- Issue date Oct 4, 1994
- R. E. Hart Labs, Inc.
- Richard E. Hart
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...