Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6986862 | Method of making three-fold bellows and an arrangement for carrying out the method | Wolfgang Gnirk, Joachim Muth | 2006-01-17 |
| 6412758 | Rolling-lobe air spring | Detlef Wenzel | 2002-07-02 |
| 5104051 | Device for constructing a thread reserve wound parallel onto a bobbin in a winder | Lothar Berg, Herbert Rabe | 1992-04-14 |