Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12357164 | Medical device inspection scope | Steven Edward Lombardi, Mark Francis Brown, Justin Andrew Hawley, Jerome Steven Stepanek | 2025-07-15 |
| 6408637 | Apparatus and method for recovering and recycling refrigerant | Arnold M. Hanson, Badr Alossaimi | 2002-06-25 |
| 6244055 | Refrigerant recovery and recycling system | Arnold M. Hanson | 2001-06-12 |
| 6225596 | Portable welding unit | John C. West | 2001-05-01 |
| 6155066 | Injector, methods for using injector, and kit | William S. Dea, Brandon McCoy Reid | 2000-12-05 |
| 6046664 | Welding power supply transformer apparatus and method | William P. Weller | 2000-04-04 |
| 5934091 | Refrigerant recovery and recycling system | Arnold M. Hanson | 1999-08-10 |
| 5888385 | Vehicle coolant recycling | Kenneth W. Ische, Michael W. Johnson, William S. Dea | 1999-03-30 |
| 5549832 | Vehicle coolant recycling | Kenneth W. Ische, Michael W. Johnson, William S. Dea | 1996-08-27 |
| 5260545 | Welding power supply | John C. West | 1993-11-09 |