Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7618246 | Eccentric screw pump having conical sealing surfaces | Franz Lachenwitzer, Michael Robby | 2009-11-17 |
| 7343845 | Fluid operated position regulator | Hannes Wirtl, Martin Maichl | 2008-03-18 |
| 7322376 | Piezoelectric valve | — | 2008-01-29 |
| 6973867 | Valve controlled fluidic actuator system | Wilfried Beck | 2005-12-13 |
| 6962167 | Choke valve | Markus Rogalski, Hannes Wirtl | 2005-11-08 |
| 6848924 | Connector piece for flexible plastic conduits, comprising a sensor assembly | — | 2005-02-01 |
| 6786238 | Solenoid valve | — | 2004-09-07 |
| 6581638 | Piezo valve | Hannes Wirtl, Michael Weinmann, Martin Maichl | 2003-06-24 |
| 6186175 | Rocker valve with pneumatic pre-control | Josef Vollmer | 2001-02-13 |
| 6173744 | Piezoelectric valve | Hannes Wirtl, Günther Strasser | 2001-01-16 |
| 6000676 | Microvalve | Roland Zengerle, Johannes Wirtl | 1999-12-14 |
| 5823088 | Pneumatic actuating arrangement | — | 1998-10-20 |
| 5513674 | Sealing arrangement | — | 1996-05-07 |
| 5343894 | Piezo valve | Johannes Wirtl | 1994-09-06 |
| 5318271 | Piezo valve | — | 1994-06-07 |
| 5079472 | Piezoelectric bending transducer and the use thereof | Thomas Uhl | 1992-01-07 |
| 4834141 | Two position seat valve | — | 1989-05-30 |
| 4625139 | Electro-pneumatic signal converter | — | 1986-11-25 |
| 4567394 | Electro-pneumatic signal converter | — | 1986-01-28 |