Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7010314 | Method for remote connection of machines and corresponding electronic analog apparatus | — | 2006-03-07 |
| 4782322 | Amplitude modulation of control signals over electrical power lines utilizing the response of tuning fork filters | Heinz Lechner | 1988-11-01 |
| 4540977 | Surveillance apparatus | Heinz Lechner | 1985-09-10 |