Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7503306 | Air guide in vehicle engine bay | Rainer Knockl | 2009-03-17 |
| 7467679 | Radiator module for commercial motor vehicles | Robert Honzek, Gerhard Mariner, Guido Naegele, Georg Schwarz, Juergen Tschullik | 2008-12-23 |
| 7077409 | Vehicle suspension | Johann Epple, Robert Honzek | 2006-07-18 |
| 6764526 | Dry air filter for combusion engines of vehicles | Erich Freytag, Wolfgang Strodel | 2004-07-20 |
| 6585789 | Dry air filter for internal combustion engines of utility vehicles | Siegfried Dippman, Lothar Kroneck, Wolfgang Strodel | 2003-07-01 |