RH

Ron Hirth

AS A. O. Smith: 2 patents #69 of 319Top 25%
Overall (All Time): #2,182,483 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6933638 Electric motor having a reverse air flow cooling system 2005-08-23
6926502 Combination shield and conduit box cover Chih-Min Lin, Norm R. Long, William J. Watkins 2005-08-09