DR

Darryl L. Ruark

AH Aos Holding: 3 patents #12 of 96Top 15%
AS A. O. Smith: 2 patents #69 of 319Top 25%
📍 Lugoff, SC: #5 of 36 inventorsTop 15%
🗺 South Carolina: #2,980 of 15,501 inventorsTop 20%
Overall (All Time): #1,048,240 of 4,157,543Top 30%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6036480 Combustion burner for a water heater Dennis R. Hughes, David Kramer, Gary J. Potter, Martin P. McCathern, Peter J. Phillip 2000-03-14
5735237 Hot water storage heater Peter J. Phillip, Gary J. Potter 1998-04-07
5299280 Wipe entry arrangement for components in a protective dam area of a foam insulated electric water heater tank 1994-03-29
4872443 Water heater with power vent access door 1989-10-10
4777933 Access door construction for a water heater 1988-10-18