DH

David M. Hanning

RM Rheem Manufacturing: 7 patents #42 of 360Top 15%
📍 Montgomery, AL: #23 of 315 inventorsTop 8%
🗺 Alabama: #1,051 of 10,951 inventorsTop 10%
Overall (All Time): #766,055 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
5460290 Water heater foam stop apparatus Gordon W. Stretch 1995-10-24
5419449 Water heater foam stop apparatus and associated methods Gordon W. Stretch 1995-05-30
5365891 Inlet water turbulator for a water heater 1994-11-22
5292464 Method of insulating a water heater and preventing flash using a foam stop Gordon W. Stretch 1994-03-08
5251282 Electric water heater with improved insulation structure and control panel housing arrangement Timothy E. Powell 1993-10-05
5207211 Multiple U-tube down fired water heater Gordon W. Stretch 1993-05-04
5195502 Down-fired U-tube water heater 1993-03-23