Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6378443 | Hopper car outlet gate valve | William F. Burian, Andrew Crouse, Alex V. Degutis | 2002-04-30 |
| 6263802 | Hopper car outlet gate valve | William F. Burian, Andrew Crouse, Alex V. Degutis | 2001-07-24 |
| 5678827 | Tank car manway gasket | William F. Burian | 1997-10-21 |