SE

Stephen R. Epps

HA Harnischfeger: 1 patents #41 of 121Top 35%
Overall (All Time): #1,431,520 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10975527 Railroad tie plugging system Douglas Delmonico, Brandon H. Long, Jacob Schmidt 2021-04-13
9920488 Railroad tie plugging system Douglas Delmonico, Brandon H. Long, Jacob Schmidt 2018-03-20
4394912 Mobile crane having telescoping outriggers and power operated screw means for same Narahari Gattu 1983-07-26