SS

Stephen D. Szarkowski

PO Portec: 1 patents #21 of 52Top 45%
Overall (All Time): #1,566,111 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7650979 Ball transfer device Rodney R. Mishmash, David M. Pruett, Raymond D. Middlemiss, Ernest L. Klemm 2010-01-26
7584840 Strip belt conveyor Rodney R. Mishmash, Thomas Harding, Steve DiOrio 2009-09-08
5348139 Counter-balanced pressure sensor for conveyor accumulation zone Steven K. Beeny, Arthur D. May 1994-09-20