Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6385275 | Assembly for generating a consecutive count | Thomas Flaxl | 2002-05-07 |
| 6323566 | Transponder for remote keyless entry systems | — | 2001-11-27 |
| 5970148 | Low cost encryption transponder | — | 1999-10-19 |
| 5959625 | Method and system for facilitating navigation among software applications and improved screen viewing | Christian J. Betrisey, Joseph F. Vitaterna | 1999-09-28 |
| 5793324 | Transponder signal collision avoidance system | Konstantin Aslanidis, Andreas Hagl | 1998-08-11 |
| 5646607 | Transponder/interrogator protocol in a multi-interrogator field | Josef H. Schurmann | 1997-07-08 |
| 5548291 | Read/write transponder arrangement and method of communication | Martin Sellmeir | 1996-08-20 |
| 5541604 | Transponders, Interrogators, systems and methods for elimination of interrogator synchronization requirement | — | 1996-07-30 |
| 5453747 | Transponder systems for automatic identification purposes | Loek D'Hont, Anne Tip | 1995-09-26 |
| 5450088 | Transponder arrangement | Martin Sellmeir | 1995-09-12 |
| 5430447 | Protection against manipulation of batteryless read/write transponders | — | 1995-07-04 |
| 5351052 | Transponder systems for automatic identification purposes | Loek D'Hont, Anne Tip | 1994-09-27 |
| 5294931 | Method of interrogating a plurality of transponders arranged in the transmission range of an interrogating device and transponders for use in the said method | — | 1994-03-15 |
| 5287113 | Voltage limiting batteryless transponder circuit | — | 1994-02-15 |
| 5283529 | Oscillation maintenance circuit | — | 1994-02-01 |
| 5196735 | Circuit arrangement | Martin Sellmeir | 1993-03-23 |