Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8389450 | Lubricant concentrate containing a phosphate triester | Holger Theyssen, Mario Stanga, Franco Bruschi | 2013-03-05 |
| 8119580 | Lubricant concentrate containing a phosphate triester | Holger Theyssen, Mario Stanga, Franco Bruschi | 2012-02-21 |
| 5935914 | Lubricants for conveyor belt installation in the food industry | Holger Theyssen, Karlheinz Laping | 1999-08-10 |