Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6344074 | Ventless air scrubber assembly with multi-stage filters and hood enclosure with great entrapment units | John Ward | 2002-02-05 |
| 6341601 | Shield for use with an oven for redirecting a thermal exhaust flow | John Ward | 2002-01-29 |
| 6041772 | Overhead ventilation system incorporating a fixed blade diffuser with opposed pivoting blades for use with a cooking appliance | John Ward | 2000-03-28 |
| 6041774 | Overhead ventilation system for use with a cooking appliance | John Ward | 2000-03-28 |