Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7293517 | Method and apparatus for compacting sail cars | Matthew Luedtke, Michael Piontek | 2007-11-13 |
| 5156378 | Bearing block having high strength to weight ratio | Peter O. Harken | 1992-10-20 |