DH

Dennis R. Hughes

AH Aos Holding: 2 patents #1 of 7Top 15%
📍 Hartford, WI: #1 of 9 inventorsTop 15%
🗺 Wisconsin: #387 of 3,183 inventorsTop 15%
Overall (2003): #70,205 of 273,478Top 30%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6591788 Rooftop water heater Marc W. Akkala, Kevin Field, Randy T. Meyer 2003-07-15
6557501 Water heater having flue damper with airflow apparatus 2003-05-06