Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6472640 | Preheat system for convection cooking appliance | John Scott Brown, Robert Z. Whipple, Jr. | 2002-10-29 |
| 5741176 | Skin-holding vent cutter | William W. Lapp, Joseph M. Walker, Raymond Strawn | 1998-04-21 |