Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5417341 | Box and a packaging system for containing elongate fragile objects | Paul F. Petriekis, Joe Hall, John H. Schwan, Robert A. Van Beek, James Zavodsky | 1995-05-23 |
| 4388547 | Current generator | — | 1983-06-14 |