Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5799524 | Pressure forming and piercing a hollow body | Hans Werner Scholz, Adolf Handel | 1998-09-01 |
| 5628220 | High-pressure bulge-forming system for tubular workpieces | — | 1997-05-13 |
| 5460026 | Method of and apparatus for the cutting of an opening in a hollow body | — | 1995-10-24 |
| 5435163 | Apparatus for hydraulically shaping a hollow body | — | 1995-07-25 |
| 4366691 | Apparatus for circumferentially corrugating a tube | — | 1983-01-04 |
| 4312208 | Four-roller bending and rounding machine | — | 1982-01-26 |
| 4295592 | Apparatus for joining and cladding pipe sections | — | 1981-10-20 |