Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5444448 | Arrangement interrogation unit for transponder | Josef H. Schuermann, Guenter Heinecke | 1995-08-22 |
| 5438335 | Responder unit for transponder arrangement | Josef H. Schuermann, Guenter Heinecke | 1995-08-01 |
| 5053774 | Transponder arrangement | Josef H. Schuermann, Guenter Heinecke | 1991-10-01 |