Issued Patents All Time
Showing 1–25 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8887882 | Vibration damper with integrated level control | — | 2014-11-18 |
| 8381400 | Method of manufacturing a check valve | Klaus-Peter Schmitz | 2013-02-26 |
| 8146897 | Self-pumping hydropneumatic spring strut with internal level control | — | 2012-04-03 |
| 8113323 | Self-pumping hydropneumatic spring strut with internal level control | Klaus-Peter Schmitz | 2012-02-14 |
| 8096319 | Check valve | — | 2012-01-17 |
| 8052128 | Self-pumping hydropneumatic spring strut | Holger Kirchner, Thomas Meyer | 2011-11-08 |
| 7823709 | Bellows for hydraulic, hydropneumatic, or pneumatic piston-cylinder units | — | 2010-11-02 |
| 7708125 | Piston-cylinder assembly | — | 2010-05-04 |
| 7681897 | Wheel suspension | — | 2010-03-23 |
| 7635051 | Suspension system for motor vehicles | — | 2009-12-22 |
| 7568562 | Self-pumping hydropneumatic spring strut | — | 2009-08-04 |
| 7422199 | Self-pumping hydropneumatic suspension strut unit | Werner Kuchheuser | 2008-09-09 |
| 7416064 | Boot for hydraulic, hydropneumatic or pneumatic piston-cylinder units | — | 2008-08-26 |
| 7370849 | Self-pumping hydropneumatic spring strut unit | — | 2008-05-13 |
| 7364142 | Spring strut unit for suspension systems of motor vehicles | — | 2008-04-29 |
| 7344127 | Self-pumping hydropneumatic spring strut with internal level control | — | 2008-03-18 |
| 7306079 | Suspension system for motor vehicles | — | 2007-12-11 |
| 7118099 | Selfpumping hydropneumatic spring strut with internal level control | — | 2006-10-10 |
| 7097015 | Suspension system for motor vehicles | — | 2006-08-29 |
| 7036802 | Self-pumping hydropneumatic suspension strut | — | 2006-05-02 |
| 7021434 | Self-pumping hydropneumatic suspension strut | — | 2006-04-04 |
| 6988718 | Spring strut, optionally with internal level regulation | Hans-Dieter Eulenbach, Albrecht Nachtigall | 2006-01-24 |
| 6871845 | Self-pumping, hydropneumatic suspension strut unit | — | 2005-03-29 |
| 6745876 | Piston-cylinder assembly | — | 2004-06-08 |
| 6648309 | Self-pumping hydropneumatic suspension strut with internal ride-height control | — | 2003-11-18 |