Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6276471 | Delivery cart | Wolfgang Kratzenberg | 2001-08-21 |
| 6275201 | Advertisement system for an airport facility | Wolfgang Kratzenberg | 2001-08-14 |
| 5826892 | Push luggage cart | Wolfgang Kratzenberg | 1998-10-27 |
| 5059111 | Apparatus for processing unvulcanized rubber | Jurgen Mossinger, Max Stephan, Ralf Feierabend | 1991-10-22 |