Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D327805 | Combined kettle and side tables for a barbeque grill | James Parent, Frederick G. Doolittle, Ronald E. Heiskell, Thomas M. Lipton, Frank Knafelc | 1992-07-14 |
| D325315 | Barbeque grill kettle | James Parent, Frederick G. Doolittle, Ronald E. Heiskell | 1992-04-14 |
| D325316 | Combined kettle and side tables for a barbeque grill | James Parent, Frederick G. Doolittle, Ronald E. Heiskell | 1992-04-14 |
| D325318 | Combined kettle and side tables for a barbeque grill | James Parent, Frederick G. Doolittle, Ronald E. Heiskell, Thomas M. Lipton, Frank Knafelc | 1992-04-14 |
| D322909 | Barbeque grill | James Parent, Frederick G. Doolittle, Ronald E. Heiskell, Thomas M. Lipton, Ernest R. Gillam | 1992-01-07 |
| 5016607 | Barbecue grill assembly | Frederick G. Doolittle, Ronald E. Heiskell | 1991-05-21 |
| 4882917 | Rinse release laundry additive and dispenser | Eugene A. Mizusawa, Donald J. Paone, Tracey L. Casella, Dorothy L. Flores, Clement K. Choy +3 more | 1989-11-28 |