Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4639169 | Mineral mining installation | Kunibert Becker, Michael Preuschoff | 1987-01-27 |
| 4526495 | Mine roof support assembly | Kunibert Becker, Burckhardt Elsner | 1985-07-02 |
| 4518284 | Mine roof supports | Kunibert Becker, Klaus D. Pohlmann | 1985-05-21 |
| 4449860 | Mine roof supports | Kunibert Becker, Burckhard Elsner | 1984-05-22 |
| 4448263 | Drilling apparatus | Kunibert Becker, Burckhard Elsner | 1984-05-15 |
| 4447174 | Cap positioning mechanism | Kunibert Becker, Gerd Dunkel, Gunter Lagodka | 1984-05-08 |
| 4390308 | Advance mechanism for a mine roof support assembly | Kunibert Becker, Gunter Lagodka, Klaus D. Pohlmann | 1983-06-28 |
| 4347021 | Mine roof supports | Burckhardt Elsner | 1982-08-31 |
| 4327946 | Apparatus for controlling the position of a mineral mining machine | Kunibert Becker | 1982-05-04 |