Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5725466 | Peripherally drilled roll for the treatment of web material | Bernd Eppli, Heinz-Michael Zaoralek | 1998-03-10 |
| 5351399 | Method for forming grooves in roll surfaces | Hans-Friedrich Neuhoffer, Wolfram Rittweger | 1994-10-04 |
| 5072497 | Glazing or calendering roll | Heinz-Michael Zaoralek | 1991-12-17 |
| 4920623 | Heatable glazing or calendering roll | Hans-Friedrich Neuhoffer | 1990-05-01 |
| 4730374 | Heatable glazing or calendering roll | Hans-Friedrich Neuhoffer | 1988-03-15 |
| 4607420 | Roller for a machine for manufacturing endless tape material | — | 1986-08-26 |
| 4503626 | Arrangement for manufacturing or treating web material | Peter Rothenbacher | 1985-03-12 |