Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9650692 | Method for producing packaging steel | Anika Szesni, Helmut Oberhoffer, Martin Schlupp, Dirk Matusch | 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, Dirk Matusch, Burkhard Kaup | 2017-04-18 |
| 9580646 | Method for treating a steel band or plate provided with a metal coating with an after-treatment agent, and a steel band or plate provided with a metal coating | Harold Baulig, Helmut Oberhoffer, Martin Schlupp | 2017-02-28 |