Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6553609 | Apparatus for floor cleaning | Peter Belkhofer, Andreas Kistner, Michael Kotz, Christian Neumann, Markus Merkl +1 more | 2003-04-29 |
| 5022136 | Method and a device for removing an elongate shrink-fitted core made of a tough material from a hole | — | 1991-06-11 |