Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10793393 | Fibrous web winding and unwinding reel | Malte Müller, Matthias Wohlfahrt, Ralf Preising | 2020-10-06 |
| 7278603 | Method for transferring a feed strip of a material web onto a winding device | Wolfgang Drefs, Zygmund Madrzak, Jorg Maurer | 2007-10-09 |
| 6739545 | Process for winding a running material web and winding apparatus for conducting the process | Wolfgang Drefs, Zygmunt Madrzak, Joerg Thomas Maurer | 2004-05-25 |
| 6390408 | Device and process for winding a material web | Zygmunt Madrzak | 2002-05-21 |