Philip J. Ruhoff

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Minneapolis, MN, US

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Patents Grantslast 30 patents

Information Patent Grant
Hydrolysis resistant alkyl resin coating composition
- Patent number 5,096,959
- Issue date Mar 17, 1992
- The Valspar Corporation
- Lonnie S. Jones
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Modified-acrylate polymers and coating compositions made therefrom
- Patent number 5,082,922
- Issue date Jan 21, 1992
- The Valspar Corporation
- Larry B. Brandenburger
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Cationic electrodeposition compositions for producing chip-resistan...
- Patent number 4,981,887
- Issue date Jan 1, 1991
- The Valspar Corporation
- Philip J. Ruhoff
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Modified alkyd cationic electrodeposition compositions for producin...
- Patent number 4,914,139
- Issue date Apr 3, 1990
- The Valspar Corporation
- Philip J. Ruhoff
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Cationic electrodeposition composition
- Patent number 4,511,692
- Issue date Apr 16, 1985
- The Valspar Corporation
- Jeffrey L. Anderson
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...