Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6988850 | Pavement ramp edge making | Robert A. Sovik, Richard Hosterman | 2006-01-24 |
| 6372372 | Clamping system for a fuel cell stack | James M. D'Aleo, Charles M. Carlstrom, Jr., Russel Hugh Marvin, Michael M. Walsh, Norman Peschke | 2002-04-16 |