Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5503324 | Shipping and display box | Ronald E. Heiskell, Ezra E. Pheys | 1996-04-02 |
| 5462220 | Shipping and display box | Ronald E. Heiskell, Ezra E. Theys | 1995-10-31 |
| D356253 | Box for shipping asparagus | Ezra E. Theys, Ronald E. Heiskell | 1995-03-14 |
| D352453 | Box for shipping asparagus | Ronald E. Heiskell, Ezra E. Theys | 1994-11-15 |