Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10724658 | Method for manufacturing a tube of metal as well as a tube of metal | Christofer HEDVALL, Udo Rauffmann, Thomas Froböse, Leandro Finzetto, Jonas Gynnerstedt +1 more | 2020-07-28 |
| 10190372 | Energy transmission efficient drill string coupling | Tomas Jansson | 2019-01-29 |
| 6010581 | Austenitic Ni-based alloy with high corrosion resistance, good workability and structure stability | Lars Nylof, Sven-Erik Larsson | 2000-01-04 |
| 5827476 | Austenitic stainless steel with good oxidation resistance | Johan Linden | 1998-10-27 |
| 5324595 | Composite tube | — | 1994-06-28 |