Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6653887 | Self-locking circuit arrangement | Helmut Haeusser-Boehm | 2003-11-25 |
| 6531834 | Circuit arrangement for controlling an analog voltage signal | Helmut Haeusser-Boehm | 2003-03-11 |