Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4788861 | Apparatus and circuit for monitoring the ink supply and ink printer devices | — | 1988-12-06 |
| 4535346 | Drive circuit for piezoelectric transducer in ink jet printers | — | 1985-08-13 |
| 4398204 | Circuit for operating recording nozzles | Klaus Dietrich, Gunter Rosenstock | 1983-08-09 |
| 4316056 | Control circuit for electromagnetically-operated recorders in teleprinting devices | — | 1982-02-16 |
| 4282535 | Circuit arrangement for the operation of recording nozzles in ink mosaic recording devices | Hans Kern | 1981-08-04 |