Douglas J. Upton

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Northridge, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Fluid dispensing control system
- Patent number 4,202,387
- Issue date May 13, 1980
- Douglas J. Upton
- B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
Information Patent Grant
Electric razor having an oscillating cutting head
- Patent number 4,038,747
- Issue date Aug 2, 1977
- Douglas J. Upton
- B26 - HAND CUTTING TOOLS CUTTING SEVERING