Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5338103 | Control arrangement for adjusting the position of a mineral winning machine in a mineral mining installation | — | 1994-08-16 |
| 5139313 | Guides for mineral winning ploughs | Heinz-Otto Fiesel | 1992-08-18 |
| 5092660 | Cutter bit assemblies and arrangements for use with mining or tunnelling machines | Bernd Steinkuhl, Oswald Breuer, Egon Pfefferle | 1992-03-03 |
| 5033604 | Connections between the pans of scraper-chain conveyors | Bernd Steinkuhl, Heinz-Otto Fiesel | 1991-07-23 |
| 4934757 | Control of mineral mining machines | Bernd Steinkuhl, Gerhard Merten, Alfred Marquart | 1990-06-19 |
| 4819990 | Floor cutters for mineral winning ploughs | Oswald Breuer, Egon Pfefferle, Gunther-Dietmar Schoop | 1989-04-11 |
| 4787501 | Connections for scraper-chain conveyors | Peter Lindenau, Bernd Steinkuhl, Horst Schlusener | 1988-11-29 |
| 4762372 | Cutter-bit assemblies | Oswald Breuer, Bernd Steinkuhl | 1988-08-09 |
| 4715659 | Mineral mining installations | Gerhard Nickel, Bernd Steinkuhl, Gerhard Merten, Egon Pfefferle | 1987-12-29 |
| 4637658 | Cutters for use in mineral mining | Wolfgang Annipajo, Oswald Breuer | 1987-01-20 |
| 4626034 | Cutter-bit assemblies | Oswald Breuer, Bernd Steinkuhl, Franz Roling, Norbert Hesse, Gunther-Dietmar Schoop +1 more | 1986-12-02 |
| 4583785 | Mineral winning plough | Oswald Breuer, Gerhard Merten, Bernd Steinkuhl | 1986-04-22 |
| 4474411 | Guides for mineral mining machines | Wolfgang Peters, Gerhard Merten | 1984-10-02 |
| 4391471 | Guides for mineral mining machines | Alois Hauschopp, Hans-Dieter Schneider | 1983-07-05 |
| 4280733 | Asymmetric mineral mining plough | Alois Hauschopp, Gunter Schwolow, Horst Huss | 1981-07-28 |
| 4189187 | Mineral mining planer having pivoted floor cutter carrier | Willy Heyer, Heinrich Wildforster | 1980-02-19 |