Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6481221 | Apparatus and methods for placing an additive fluid into a refrigerant circuit | James E. Ferris | 2002-11-19 |
| 6438970 | Apparatus methods and compositions for placing additive fluids into a refrigerant circuit | James E. Ferris | 2002-08-27 |
| 6385986 | Refrigerant charging hose assembly | James E. Ferris | 2002-05-14 |