Robert L. Stevenson

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Overland Park, KS, US

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Patents Grantslast 30 patents

Information Patent Grant
Unitary tool for removing and installing radiator caps
- Patent number 5,199,327
- Issue date Apr 6, 1993
- Robert L. Stevenson
- B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
Information Patent Grant
Unitary tool for removing radiator caps
- Patent number 5,161,436
- Issue date Nov 10, 1992
- Robert L. Stevenson
- B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
Information Patent Grant
Removable skirt and trouser clip for garment hanger
- Patent number 4,802,265
- Issue date Feb 7, 1989
- Robert L. Stevenson
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Rotary control valve for expansion fluid driven engines
- Patent number 4,286,500
- Issue date Sep 1, 1981
- Havaco Incorporated
- Robert L. Stevenson
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Rotary control valve for expansion fluid engines
- Patent number 4,183,285
- Issue date Jan 15, 1980
- Havaco Incorporated
- Robert L. Stevenson
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES