Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4340880 | Method and apparatus for signal recognition in a remote control system with influencing of the zero point transition of the alternating-current mains voltage | Roger Kniel | 1982-07-20 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4340880 | Method and apparatus for signal recognition in a remote control system with influencing of the zero point transition of the alternating-current mains voltage | Roger Kniel | 1982-07-20 |