Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D627590 | Gas grill | Mark Proffitt, Kevin P. Groth, Whitney Winter | 2010-11-23 |
| D604090 | Gas grill | Mark Proffitt, Kevin P. Groth, Whitney Winter | 2009-11-17 |
| D580673 | Chair | Douglas Wright, Stephen J. Zwonitzer | 2008-11-18 |