Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6832901 | Aggregate for conveying fuel | Michael Kuehn, Udo Willmes, Hans-Joerg Fees | 2004-12-21 |
| 6729347 | Device for pressure regulation | Ralph Ittlinger, Wolfgang Bueser | 2004-05-04 |
| 6439263 | Pressure regulating valve and method for producing a pressure regulating valve | Helmut Schwegler, Ralph Ittlinger, Wolfgang Bueser, Martin Maier | 2002-08-27 |
| 6213143 | Liquid filter with integral pressure regulator | Helmut Schwegler, Uwe Liskow, Ulrich Projahn, Bernhard Lucas, Wolfgang Bueser | 2001-04-10 |
| 6029694 | Diaphragm pressure regulating valve assembly | Helmut Schwegler, Roland Hoepfl, Wolfgang Bueser, Uwe Talmon | 2000-02-29 |
| 5901742 | Pressure control valve | Stephan Kleppner, Helmut Schwegler, Kurt Frank, Wolfgang Bueser, Uwe Liskow | 1999-05-11 |
| 5407329 | Pressure regulator for fuel injection devices | Wolfgang Bueser | 1995-04-18 |