Issued Patents All Time
Showing 26–26 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5734965 | On-board unit for transponder operation | Wilhelm Grabow, Wolfgang Detlefsen | 1998-03-31 |
UK
Ulrich Kersken
Overall (All Time): #149,897 of 4,157,543Top 4%
26
Patents All Time