Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7821893 | Method for analyzing an abnormal region on an optical recording medium | Michael Huonker, Christian Vollmer, Wiebke Schone | 2010-10-26 |
| 7586817 | Appliance for recording or playing back information having means for detecting or moving the scanning location on a disc with a wobble track | Michael Huonker | 2009-09-08 |
| RE39568 | Method for tracking control | Jurgen Kaaden | 2007-04-17 |
| 7136334 | Appliance for recording or playing back information having means for signal generation from a wobble signal | Michael Huonker | 2006-11-14 |
| 7020050 | Position control of opticial head in a recording device | — | 2006-03-28 |
| 6952386 | Disc speed control device | — | 2005-10-04 |
| 6873577 | Optical head position control for optical recording device | — | 2005-03-29 |
| 6725885 | Sailcloth | — | 2004-04-27 |
| 6624098 | Sailcloth having improved stability | — | 2003-09-23 |
| 6445529 | Corrected servo control signal in a servo control loop | — | 2002-09-03 |
| 6438094 | Device for reading from or writing to recording media in disc form exhibiting unbalance | Klaus Oldermann | 2002-08-20 |
| 6433952 | Method for tracking control | Jurgen Kaaden | 2002-08-13 |
| 6389219 | Method and device for controlling the phase relation between a head drum and tape feed system of a magnetic tape recording device | Jurgen Kaaden | 2002-05-14 |
| 6302045 | Three layer molded sail construction | — | 2001-10-16 |
| 6208096 | Optimized winding drive | Klaus Oldermann | 2001-03-27 |
| 6167005 | Tracking device with a coil driven actuator and a sensor coil to determine a position of the actuator | Juergen Kaaden, Gerhard Reiner | 2000-12-26 |
| 6122134 | Combined longitudinal and transversal tracking | Jurgen Kaaden, Klaus Oldermann, Gerhard Reiner, Bruno Weihs | 2000-09-19 |
| 6043958 | Device for coarse and fine positioning of a first element and a second element relatively to each other | Juergen Kaaden, Klaus Oldermann | 2000-03-28 |
| 5917671 | Recording method and information medium for a plurality of longitudinal track bundles enabling tracking during recording and/or playback of track bundles | Juergen Kaaden, Andreas Kluger, Martin Kuner, Klaus Oldermann, Hartmut Peters +4 more | 1999-06-29 |
| 5912543 | Circuit having a digital controller for operation of a synchronous T motor | Gerhard Reiner | 1999-06-15 |
| 5911034 | Method and circuit for producing synchronous control signals in video recorders | Gerhard Reiner | 1999-06-08 |
| 5644675 | Method of helical scan magnetic tape recording | Jurgen Kaaden, Gerhard Reiner | 1997-07-01 |
| 5161479 | Laminated sail fabric | — | 1992-11-10 |
| 5099465 | Compact-disc changer with magazine and playback section that are movable relative to each other | Erich Geiger | 1992-03-24 |
| 5034829 | Track positioning arrangement in a head wheel for a recorder | — | 1991-07-23 |