Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4518077 | Polymeric snap-through attachment for a hollow rivet chain | Robert Jay SOMMER, Ken Nigel, Donald Grimes, James A. Zirbes, Robert E. Stacey | 1985-05-21 |
| 4441605 | Two-piece snap-on flight for a conveyor chain | Robert E. Stacey | 1984-04-10 |