Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5142876 | Method and apparatus for heating refrigerant in a chiller | William C. Richardson | 1992-09-01 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5142876 | Method and apparatus for heating refrigerant in a chiller | William C. Richardson | 1992-09-01 |