Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5471848 | Refrigerant recovery and purification method and apparatus | Thomas O. Major | 1995-12-05 |
| 5433081 | Refrigerant recovery and purification method and apparatus with oil adsorbent separator | Thomas O. Major | 1995-07-18 |
| 5388413 | Portable nitrogen source | Thomas O. Major | 1995-02-14 |
| 5289693 | Refrigerant recovery and purification apparatus with telecommunication monitoring facilitation device | Thomas O. Major | 1994-03-01 |
| 5243831 | Apparatus for purification and recovery of refrigerant | Thomas O. Major | 1993-09-14 |
| 5218834 | Storage container for recovered refrigerant | Thomas O. Major | 1993-06-15 |
| 5099653 | Apparatus for purification and recovery of refrigrant | Thomas O. Major | 1992-03-31 |
| 5078756 | Apparatus and method for purification and recovery of refrigerant | Thomas O. Major | 1992-01-07 |