Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7015416 | Plasma cutting torch speed modulation | — | 2006-03-21 |
| 6911619 | Plasma cutting torch electrode with an Hf/Zr insert | — | 2005-06-28 |
| 6639174 | Plasma torch provided with a ceramic protective cap | Regis Augeraud | 2003-10-28 |
| 6469274 | Oxygen arc cutting with plasma pre-heating of ferrous materials, such as structural steel workpieces | Regis Augeraud | 2002-10-22 |
| 6407358 | Process and unit for plasma-arc working with a gas having controlled O2 and N2 contents | Regis Augeraud, Serge Suzon | 2002-06-18 |
| 6333481 | Process and unit for plasma-arc working with a gas mixture based on hydrogen, nitrogen and/or argon | Regis Augeraud, Andre Borne | 2001-12-25 |
| 6236013 | Combined process and automatic installation for plasma-jet marking and cutting or welding, in particular of metals | — | 2001-05-22 |
| 6011238 | Electrode for a plasma torch | Christophe Bertez | 2000-01-04 |
| 5736708 | Plasma torch head with nozzle providing an improved cut and plasma torch including the same | — | 1998-04-07 |
| 5409164 | Plasma cutting torch | Andre Borne | 1995-04-25 |
| 4924060 | Cap for an arc torch and torch provided with said cap | — | 1990-05-08 |
| 4914271 | Arc working torch and machine, and cartridge for said torch | Pierre Legrand | 1990-04-03 |
| 4855566 | Process for striking an arc in electric welding and welding torch employing said process | Jean-Francois Hays, Pierre Legrand, Eric Verna, Bernard Reynaud, Pierre Gaillard | 1989-08-08 |