Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5393105 | Ductwork for delivery of low temperature air | Bart Petterson, Michael Cherrington, Garry Rose | 1995-02-28 |
| 5261857 | Ceiling vent with movable vane | Bart Petterson, Michael Cherrington, Garry Rose | 1993-11-16 |