Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6348086 | Combination blower wheel and filter cartridge system for HVAC applications | Michael R. Harms | 2002-02-19 |
| 4929492 | Stretchable insulating fabric | Patrick Carey | 1990-05-29 |