Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D487909 | Balloon with a sound chip | — | 2004-03-30 |
| 5170880 | Soft drop singulating device | — | 1992-12-15 |
| 5121635 | Fruit sizer | Robert A. Coffelt, Tracy J. Kahl | 1992-06-16 |
| 5009307 | Safety device for conveyor systems | Lynn C. Chance | 1991-04-23 |