Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5165385 | Barbecue grill assembly | Frederick G. Doolittle, Ronald E. Heiskell, James Parent | 1992-11-24 |
| D322909 | Barbeque grill | James Parent, Frederick G. Doolittle, Ronald E. Heiskell, Jon L. Ellgen, Thomas M. Lipton | 1992-01-07 |