Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7345392 | Spindle motor having a hydrodynamic bearing system | Joerg Hoffmann, Andreas Kull, Tobias Kirchmeier, Rudolf Neumann, Thilo Rehm +1 more | 2008-03-18 |
| 7125169 | Hydrodynamic pivot bearing | Andreas Kull, Olaf Winterhalter, Joerg Hoffmann | 2006-10-24 |
| 7059773 | Hydrodynamic bearing, spindle motor and hard disk drive | Joerg Hoffmann, Dieter Braun | 2006-06-13 |
| 7008110 | Hydrodynamic pivot bearing | Andreas Kull, Olaf Winterhalter, Joerg Hoffmann | 2006-03-07 |
| 7001073 | Hydrodynamic bearing for a spindle motor | Joerg Hoffmann, Olaf Winterhalter | 2006-02-21 |
| 6921209 | Conical hydrodynamic pivot bearing | Joerg Hoffmann, Olaf Winterhalter | 2005-07-26 |
| 6906439 | Spindle motor with casing part in hard disk drives | Jorg Hoffmann, Matthias Wildpreth | 2005-06-14 |
| 6848829 | Hydrodynamic bearing arrangement for a spindle motor | Jorg Hoffmann, Andreas Kull, Mathias Wildpreth | 2005-02-01 |
| 6490923 | Micromechanical rpm sensor | Uwe Breng, Eberhard Handrich, Bruno Ryrko | 2002-12-10 |
| 5959206 | Micromechanical rotation speed sensor | Bruno Ryrko, Eberhard Handrich, Uwe Breng | 1999-09-28 |
| 5614742 | Micromechanical accelerometer with plate-like semiconductor wafers | Thomas Gessner, Eberhard Handrich, Peter Leinfelder, Bruno Ryrko, Egbert Vetter +1 more | 1997-03-25 |
| 5504032 | Micromechanical accelerometer and method of manufacture thereof | Thomas Gessner, Eberhard Handrich, Peter Leinfelder, Bruno Ryrko, Egbert Vetter +1 more | 1996-04-02 |
| 4953834 | Pendulum with bending spring joint | Wolfram Ebert, Eberhard Handrich, Bruno Ryrko | 1990-09-04 |