Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5301816 | Method and apparatus for the separation of a material mixture and use of the apparatus | Heinrich Weber, Clemens Weibel | 1994-04-12 |
| 5187097 | Composting system and composting method | Heinrich Weber, Hermann Hofer, Werner Vogel, Peter A. Mueller | 1993-02-16 |
| 5181617 | Method and apparatus for separating at least a fraction from a mixture containing reclaimable materials | — | 1993-01-26 |