Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9242757 | Rail car unloading catch pan system | Zachary W. Butterworth, Joel R. Dicks | 2016-01-26 |
| 8499962 | Rail car unloading catch pan system | Zachary W. Butterworth, Joel R. Dicks | 2013-08-06 |
| 5114195 | Tamper resistant magnetic gate lock | James L. Hunter | 1992-05-19 |
| 4899798 | Method of and apparatus for recovering and reusing organic pickling vapors | Vernon J. Miller | 1990-02-13 |
| 4657969 | Continuous vulcanization interface control | Clifford E. Witcher | 1987-04-14 |