Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9862394 | Door and door operating assembly for a railcar and method of assembling the same | Glenn A. Sandheinrich, Tom Toti | 2018-01-09 |
| 9789882 | Door sealing assembly for a railcar and method of assembling the same | Spencer Ashie-Winns, Hariharanath Kavuri, John Birkmann | 2017-10-17 |
| 9623881 | Valve interlock systems for use with railcars | Gregory Bertram, Ben Miller, Justin Dobsch | 2017-04-18 |
| 8534203 | Support system for a railcar and method for assembling the same | Joseph R. Silverio, Spencer Ashie-Winns, Gerald Ohmes, Ike Portscheller | 2013-09-17 |
| 5404827 | Gravity outlet | Dwain J. Baltz, Dennis J. Schipper | 1995-04-11 |
| 5314094 | Cloth fluidizing membrane for hopper car outlet | Dennis J. Schipper, David M. Maechling | 1994-05-24 |