Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6769162 | Railcar maintenance process | Daniel M. Barich, Timothy P. Donahue | 2004-08-03 |
| 6453823 | Railcar maintenance facility | Daniel M. Barich, Timothy P. Donahue | 2002-09-24 |
| 6446912 | Railcar maintenance management method | Daniel M. Barich, Timothy P. Donahue | 2002-09-10 |
| 6437705 | Railcar maintenance management system | Daniel M. Barich, Timothy P. Donahue | 2002-08-20 |
| 4521968 | Mapping system for an internal cylindrical surface | Larry C. Wiltermood, Fred G. Siedow | 1985-06-11 |