Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5377662 | Furnace door attachment | Rex R. Mills, Timothy J. Waterman, Randel K. Patterson | 1995-01-03 |
| 5322051 | Hinged blower access door with blower switch activation | Randel K. Patterson, Scott A. Beck, Robert C. Swilik, Jr. | 1994-06-21 |