Damon E. Rockwell

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Urbandale, IA, US

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Patents Grantslast 30 patents

Information Patent Grant
Fluid exchange system and method
- Patent number 6,321,485
- Issue date Nov 27, 2001
- Arden L. Borgen
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Fluid exchange system and method
- Patent number 6,247,266
- Issue date Jun 19, 2001
- Arden L. Borgen
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Anti-condensation product viewing window for a vending machine
- Patent number 5,374,116
- Issue date Dec 20, 1994
- Fawn Engineering Co.
- Arden L. Borgen
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
Information Patent Grant
Sealing vending drawer for removing dispensed products from a vendi...
- Patent number 5,366,285
- Issue date Nov 22, 1994
- Fawn Engineering Co.
- Arden L. Borgen
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...