Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5361663 | Chain cutter | Richard D. Hayes, Robert C. Schroeder, Larry L. Schumacher | 1994-11-08 |
| 5284078 | Chain cutter | Richard D. Hayes, Robert C. Schroeder, Larry L. Schumacher | 1994-02-08 |