Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9650692 | Method for producing packaging steel | Anika Szesni, Helmut Oberhoffer, Martin Schlupp, Reiner Sauer | 2017-05-16 |
| 9623473 | Method for producing a ring-pull top from a steel sheet provided with a protective layer and a ring-pull top produced thereby | Karl Ernst Friedrich, Burkhard Kaup, Reiner Sauer | 2017-04-18 |