Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7173209 | Method and apparatus for welding sheet overlaps | Jean-Paul Ruscher | 2007-02-06 |
| 6747235 | Method and apparatus for welding sheet overlaps | Jean-Paul Ruscher | 2004-06-08 |
| 6725699 | Method for circulary bending a sheet and multicylinder device for carrying out the method | — | 2004-04-27 |
| 6631631 | Two-roll rounding machine and method for rounding sheet-metal blanks | Jakob Muller | 2003-10-14 |
| 6452128 | Method of feeding a welding machine, as well as a welding machine and an automatic feeding device for carrying out the method | — | 2002-09-17 |