Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7735348 | Method and bending press for bending boundary edge of a sheet for shaping into an open seam tube | Manfred Sawitzki, Wolfgang Hartjenstein, Ludwig Oesterlein, Manfred Lenuck | 2010-06-15 |
| 6427513 | Process and device for producing pipes as per the UOE process | Detlef Ramdohr | 2002-08-06 |
| 6253596 | Process and device for producing pipes as per the UOE process | Detlef Ramdohr | 2001-07-03 |