Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4599039 | Method of accumulating stacks of paper sheets or the like | Siegmar Neubuser, Friedhelm Herrig | 1986-07-08 |
| 4511300 | Apparatus for gathering writing pads or the like | Siegfried Lampe, Heinz Lehmann | 1985-04-16 |
| 4474093 | Apparatus for accumulating stacks of paper sheets or the like | Siegmar Neubuser, Friedhelm Herrig | 1984-10-02 |