Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9254841 | Method and control unit for activating actuators of a vehicle during emergency operation | Marcus Fehling, Gunter Freitag | 2016-02-09 |
| 9174618 | Brake and braking actuation units | Georg Bachmaier, Gunter Freitag, Andreas Goedecke | 2015-11-03 |
| 7612133 | Prestabilization of halogen-containing polymers | Hans-Helmut Friedrich | 2009-11-03 |
| 7393887 | Stabilizer system for stabilizing halogen-containing polymers | Hans-Helmut Friedrich, Wolfgang Wehner, Thomas Hopfmann | 2008-07-01 |
| 7358286 | Stabilizer system for stabilizing PVC | Thomas Hopfmann, Hans-Helmut Friedrich, Wolfgang Wehner | 2008-04-15 |
| 6531533 | Stabilized halogen-containing polymers | Wolfgang Wehner, Rolf Drewes | 2003-03-11 |
| 6414960 | Apparatus and method of in-service audio/video synchronization testing | John Mark Zetts | 2002-07-02 |
| 6411623 | System and method of automated testing of a compressed digital broadcast video network | Leonard DeGollado, Leung P. Lee, John Mark Zetts | 2002-06-25 |
| 6297845 | System and method of in-service testing of compressed digital broadcast video | John Mark Zetts | 2001-10-02 |
| 6136900 | Stabilized polyvinyl chloride | Wolfgang Wehner | 2000-10-24 |
| 6013703 | Stabilizer combination for chlorine-containing polymers | Wolfgang Wehner, Horst Zinke | 2000-01-11 |
| 5969015 | Monomeric and oligomeric bisphosphites as stabilisers for polyvinyl chloride | Horst Zinke, Wolfgang Wehner | 1999-10-19 |
| 5814691 | Stabilized polyvinyl chloride | Wolfgang Wehner | 1998-09-29 |
| 5804622 | Monomeric N-piperidinylmelamines as stabilizers for chlorine-containing polymers | Horst Zinke, Wolfgang Wehner, Valerio Borzatta, Gerhard Rytz | 1998-09-08 |
| 5543449 | Stabilized flexible PVC | Rolf Drewes, Markus Kolb, Hans Sander, Wolfgang Wehner | 1996-08-06 |
| 5534566 | Stabilized halogen-containing polymers | Wolfgang Wehner, Rolf Drewes, Hans Sander, Markus Kolb | 1996-07-09 |
| 5519077 | Stabilized polyvinyl chloride | Rolf Drewes, Markus Kolb, Hans Sander, Wolfgang Wehner | 1996-05-21 |
| 5492949 | Stabilized polyvinyl chloride | Rolf Drewes, Markus Kolb, Wolfgang Wehner | 1996-02-20 |