Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6443899 | Ultrasonic processes and circuits for performing them | Thomas Fritzsch, Joachim Siegert | 2002-09-03 |
| 6221017 | Ultrasonic processes and circuits for performing them | Thomas Fritzsch, Joachim Siegert | 2001-04-24 |
| 6064628 | Ultrasonic processes and circuits for performing them | Thomas Fritzsch, Joachim Siegert | 2000-05-16 |
| 6034922 | Ultrasonic processes and circuits for performing them | Thomas Fritzsch, Joachim Siegert | 2000-03-07 |
| 5678553 | Ultrasonic processes and circuits for carrying out those processes | Christian Hoffmann, Thomas Fritzsch | 1997-10-21 |
| 5410516 | Ultrasonic processes and circuits for performing them | Thomas Fritzsch, Joachim Siegert | 1995-04-25 |