Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D280592 | Audible signaling device for a cooking utensil | Edward J. Duquaine, Jr. | 1985-09-17 |
| D272978 | Buffet server | Dan E. Gremponrez | 1984-03-13 |
| D269320 | Skillet-oven | Dan E. Gremonprez, William C. Cesaroni | 1983-06-14 |
| D261348 | Ribbed coffee urn lid | Leo A. Groh, Douglas D. Ludwig, John H. Free | 1981-10-20 |
| D261215 | Coffee urn lid | Leo A. Groh, Douglas D. Ludwig, John H. Free | 1981-10-13 |
| D260131 | Hot dog cooker | Russell D. Hiatt | 1981-08-11 |
| D259616 | Sausage cooker | Russell D. Hiatt | 1981-06-23 |
| D259382 | Pan | Robert C. Zinkgraf | 1981-06-02 |
| D257313 | Tea pot | Robert C. Zinkgraf | 1980-10-14 |
| D257311 | Pitcher | Robert C. Zinkgraf | 1980-10-14 |
| D256756 | Plate | Robert C. Zinkgraf | 1980-09-09 |
| D256646 | Covered dish | Robert C. Zinkgraf | 1980-09-02 |
| D256647 | Roasting pan | Robert C. Zinkgraf | 1980-09-02 |
| D256648 | Dish | Robert C. Zinkgraf | 1980-09-02 |
| D256653 | Roasting rack | Robert C. Zinkgraf | 1980-09-02 |
| D256654 | Combined roasting pan and rack | Robert C. Zinkgraf | 1980-09-02 |
| D255085 | Yogurt maker | John H. Free | 1980-05-27 |
| D253987 | Coffeemaker | — | 1980-01-22 |
| D253930 | Skillet | R. C. Zinkgraf | 1980-01-15 |