Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7717773 | Poultry stunning system | Richard Woodford, John Gregory Skinner, David Allen Coolbaugh | 2010-05-18 |
| 7448943 | Poultry stunning system | Richard Woodford, John Gregory Skinner, David Allen Coolbaugh | 2008-11-11 |