Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D530377 | Gumball and candy machine | Don Hart | 2006-10-17 |
| 5782378 | Article dispenser | Don Hart | 1998-07-21 |
| 4324089 | Horse control leader | Lena M. Hart, Ronald J. Hart | 1982-04-13 |