Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6650104 | Device for detecting impedance disturbance points in symmetrical data transmission lines | — | 2003-11-18 |
| 4788670 | Clock voltage supply | Hermann Hofmann, David L. Johnson, Hans-Peter Troendle | 1988-11-29 |