Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4606198 | Parallel expansion valve system for energy efficient air conditioning system | Stephen Sillato | 1986-08-19 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4606198 | Parallel expansion valve system for energy efficient air conditioning system | Stephen Sillato | 1986-08-19 |