DD

Douglas Delmonico

Overall (All Time): #1,431,519 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10975527 Railroad tie plugging system Stephen R. Epps, Brandon H. Long, Jacob Schmidt 2021-04-13
9920488 Railroad tie plugging system Stephen R. Epps, Brandon H. Long, Jacob Schmidt 2018-03-20
9068294 Methods for repair and preventive maintenance of railroad ties using UV curable polymers Fabian Weber 2015-06-30