Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6705272 | Air intake system with an air filter | Rolf Fuesser, Robert Vaculik, Thomas Haubold | 2004-03-16 |
| 6655348 | Port system, especially an induction manifold for an internal combustion engine | Thomas Jessberger, Arthur Klotz, Stefan Maier, Holger Paffrath, Herbert Pietrowski +2 more | 2003-12-02 |
| 6591805 | Port system, especially an induction manifold for an internal combustion engine | Jan Karlsson, Arthur Klotz, Stefan Maier, Holger Paffrath, Robert Vaculik | 2003-07-15 |
| 6557512 | Adjustable intake pipe | Olaf Weber | 2003-05-06 |
| 6460501 | Air suction device for internal combustion engine | Christian Fischer, Olaf Weber | 2002-10-08 |
| 6439621 | Tubing coupling and a method for producing the same | Klaus Altmann | 2002-08-27 |
| 6435152 | Induction device for an internal combustion engine | Holger Paffrath | 2002-08-20 |
| 6408810 | Air intake device | Olaf Weber | 2002-06-25 |
| 6247438 | Intake pipe with shift drum | Hans-Joachim Esch, Holger Paffrath | 2001-06-19 |
| 6234132 | Intake system of thermoplastic plastics | Edvard Kopec, Klaus-Peter Alfred Wachsmann, Volker Ernst | 2001-05-22 |
| 6231630 | Air filter | Volker Ernst | 2001-05-15 |
| 6161514 | Air intake module for an internal combustion engine | Volker Ernst, Arthur Klotz, Thomas Schermuly | 2000-12-19 |
| 6148788 | Valve for liquids | Hans Brueggemann, Arthur Klotz | 2000-11-21 |
| 6148799 | Intake system | Volker Ernst | 2000-11-21 |
| 5951729 | Filter for the air intake of an internal combustion engine | Volker Ernst, Arthur Klotz, Bruno M. Sommer | 1999-09-14 |
| 5899378 | Plastic housing | Rudi Hainle, Arthur Klotz | 1999-05-04 |
| 5698098 | Oil filter housing including a valved drain opening | Volker Ernst, Arthur Klotz | 1997-12-16 |
| 5696318 | Air intake for an internal combustion engine | Volker Ernst | 1997-12-09 |
| 5560330 | Intake manifold and process for making it | Heinz Andress, Volker Ernst, Rolf Fuesser, Arthur Klotz | 1996-10-01 |
| 5554205 | Air filter for the interior of a motor vehicle | Volker Ernst, Arthur Klotz | 1996-09-10 |
| 5391212 | Filter system, especially for filtering the air intake of an internal combustion engine | Volker Ernst, Arthur Klotz | 1995-02-21 |
| 5137557 | Suction air filter for combustion engines | Bernhard Behrendt, Friedrich Benning, Volker Ernst, Herbert Gelb, Arthur Klotz +2 more | 1992-08-11 |
| 5127684 | Tension clamp | Arthur Klotz | 1992-07-07 |
| 5042999 | Air intake filter for internal combustion engines | Volker Ernst, Arthur Klotz | 1991-08-27 |
| 5030264 | Air intake filter for an internal combustion engine | Arthur Klotz, Peter Kupke | 1991-07-09 |