Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7197808 | Process for forming a groove in a friction layer | — | 2007-04-03 |
| 7073650 | Friction plate groove pattern | Emilio Fabricius, Erik Seeber, Nico Sigel | 2006-07-11 |
| 6318534 | Multi-disk friction device having improved lubrication characteristics | — | 2001-11-20 |