Patents per Year
Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6109559 | Rider roll unit for winding machines | G. Walter Dorfel | 2000-08-29 | |
| 5320297 | Roll-winding apparatus drive mechanism | Volker Rose | 1994-06-14 | |
| 5152471 | Web threading apparatus for web slitting machines | — | 1992-10-06 | $730,000 |
| 4951900 | Core loading device for web-slitting machines | — | 1990-08-28 | $1,192,000 |