Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7673740 | Device for monitoring a conveyor | — | 2010-03-09 |
| 7624857 | Device for monitoring a conveyor | — | 2009-12-01 |
| 7438252 | Winding device | — | 2008-10-21 |
| 6831566 | Device for monitoring a conveyor | — | 2004-12-14 |
| 6702103 | Device for monitoring a tubular belt conveyor system | — | 2004-03-09 |
| 5460261 | Tubular conveyor belt | Karl-Heinz Elvers, Christian Heidelmann, Hasso Tonn | 1995-10-24 |