Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4733771 | Connection devices for interconnecting the pans of scraper-chain conveyors | Manfred Redder | 1988-03-29 |
| 4705160 | Scraper-chain conveyors for mineral mining | Manfred Redder, Hartmut Schewinski | 1987-11-10 |
| 4673079 | Transfer station | Reinhold Brüggemann | 1987-06-16 |
| 4667811 | Channel sections of scraper-chain conveyors | Gunther-Dietmar Schoop, Franz Roling, Manfred Redder, Hartmut Schewinski, Helmut Temme | 1987-05-26 |
| 4658952 | Scraper-chain conveyor channel section | Manfred Redder, Franz Roling, Michael Sauer, Gunther-Dietmar Schoop | 1987-04-21 |
| 4646905 | Retaining element | Manfred Redder | 1987-03-03 |
| 4632239 | Scraper-chain conveyor channel section | Gunther-Dietmar Schoop, Franz Roling, Manfred Redder, Hartmut Schewinski, Michael Sauer | 1986-12-30 |
| 4444304 | Scraper chain conveyor channel section | Manfred Redder, Volker Behm | 1984-04-24 |
| 4437564 | Conveyor drive frame | Manfred Redder, Horst Linke, Helmut Temme | 1984-03-20 |
| 4389072 | Longwall mineral mining installation | Horst Linke, Helmut Erwien, Herbert Beyer, Bodo Kerklies, Bernhard Wleklinski +3 more | 1983-06-21 |
| 4346801 | Lubricating sprocket drum mounting | Manfred Redder | 1982-08-31 |
| 4250989 | Curved section and guide assembly | Bodo Kerklies | 1981-02-17 |