Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6338451 | Cross cutting device for a winding machine | G. Walter Dorfel, Donald Gangemi | 2002-01-15 |
| 6209818 | Compact rider roll wheel | G. Walter Dorfel | 2001-04-03 |
| 6155515 | Core-insertion device for a winding machine | G. Walter Dorfel | 2000-12-05 |
| 5524849 | Clamping head for winding tubes | Gerhard W. Dorfel | 1996-06-11 |
| 5377931 | Apparatus for reeling a wound web reel | Gerhard W. Dorfel | 1995-01-03 |
| 5356087 | Method and device for automatic sleeve feed to roll-cutting machines of the support roller type | Philip W. Smith, Gerhard W. Dorfel | 1994-10-18 |