Issued Patents 1989
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872185 | Signal transmission method | Joachim Habermann | 1989-10-03 |
| 4859957 | Method for demodulating an FM signal | — | 1989-08-22 |
| 4829159 | Method of optimizing control of plural switched electric loads to reduce switching transients | Reinhard Kersten, Egbert Kuhl | 1989-05-09 |
| 4809296 | Method for transmitting data via the lines of a power supply system | Walter Hagmann | 1989-02-28 |
| 4800363 | Method for data transmission via an electric distribution system and transmission system for carrying out the method | Walter Hagmann, Urs Hanselmann, Bruno Maibach, Peter Schranz | 1989-01-24 |
| 4798410 | Lifting sliding roof for vehicles | Klaus Weller, Harry Nennemann | 1989-01-17 |
| 4799238 | Differential phase shift keying method for the transmission of data | Walter Hagmann | 1989-01-17 |