Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11976424 | Railroad maintenance systems and methods | William Quast | 2024-05-07 |
| 11772688 | Mobile crane systems and methods | William Quast | 2023-10-03 |
| 11208120 | Mobile crane systems and methods | William Quast | 2021-12-28 |
| 6795992 | Bridge construction method | — | 2004-09-28 |
| 6568019 | Mechanical bridge assembly and method | — | 2003-05-27 |
| 5947308 | Bridge erection system | — | 1999-09-07 |
| 5921415 | Bridge erection system | — | 1999-07-13 |