Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7434597 | Thermostatic expansion valve with check valve | Ronald L. Campbell, Mike Noble | 2008-10-14 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7434597 | Thermostatic expansion valve with check valve | Ronald L. Campbell, Mike Noble | 2008-10-14 |