Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4782204 | Adapter for control of gas flow to a gas-constricted arc nozzle or the like | — | 1988-11-01 |
| 4695702 | Welding-process handle for interchangeable welding-process heads | — | 1987-09-22 |
| 4675493 | Gas-constricted arc nozzle | Adrian Papanide | 1987-06-23 |
| 4673792 | Gas-constricted arc nozzle | Adrian T. Papanide | 1987-06-16 |