Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9523733 | Automatic test equipment for testing an oscillating crystal and method for operating the same | Ralf Sonnhueter | 2016-12-20 |
| 8872523 | Automatic test equipment for testing an oscillating crystal and method for operating the same | Ralf Sonnhueter | 2014-10-28 |