Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5642802 | Conveyor apparatus having pivotable load-bearing elements | Willi Maier | 1997-07-01 |
| 5565269 | Production of fibers containing mainly polypropylene | Dieter Butterfass, Michael Mueller | 1996-10-15 |
| 5466411 | Production of fibers containing mainly polypropylene | Dieter Butterfass, Michael Mueller | 1995-11-14 |