Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4787501 | Connections for scraper-chain conveyors | Christoph Rassmann, Peter Lindenau, Bernd Steinkuhl | 1988-11-29 |
| 4679429 | Hydraulic ram stroke monitoring apparatus | Gerhard Merten, Werner Rafael | 1987-07-14 |
| 4492410 | Apparatus for controlling the position of a mineral mining machine | Norbert Hesse | 1985-01-08 |
| 4458951 | Apparatus for controlling the position of a mineral mining machine | Gerhard Merten, Bernd Steinkuhl, Oswald Breuer | 1984-07-10 |
| 4402634 | Mineral mining installation | Gerhard Merten, Kunibert Becker, Herbert Beyer | 1983-09-06 |
| 4245736 | Devices for attachment to scraper-chain conveyors used in mineral mining | Alois Hauschopp, Bernd Steinkuhl | 1981-01-20 |