Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5185172 | Method for simulating open flame broiled meat products | Keith D. Barkhau, John D. Beltz, Donald R. Kupski, Mitchell C. Henke | 1993-02-09 |
| 4991497 | Method and apparatus for simulating open flame broiled meat products | Keith D. Barkhau, John D. Beltz, Donald R. Kupski, Mitchell C. Henke | 1991-02-12 |