Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6481756 | Coupling assembly | John C. Field, Michael P. Wells, Christopher E. Schadewald, Gregory A. Haunhorst | 2002-11-19 |
| 6382678 | Coupling assembly | John C. Field, Michael P. Wells, Christopher E. Schadewald, Gregory A. Haunhorst | 2002-05-07 |