Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6848919 | Magnet coil arrangement | Matthias Stitz, Karl-Heinz Wittig | 2005-02-01 |
| 4990066 | Metering pump | — | 1991-02-05 |
| 4865525 | Metering pump | — | 1989-09-12 |
| 4800918 | Tube separator | Hans Arens, Richard Haslberger | 1989-01-31 |
| 4776771 | Metering pump | — | 1988-10-11 |
| 4624279 | Tube separator with protection against contamination | Hans Arens, Richard Haslberger | 1986-11-25 |
| 4595031 | Tube separator device | Hans Arens, Richard Haslberger | 1986-06-17 |
| 4573491 | Tube separator | Hans Arens, Richard Haslberger | 1986-03-04 |
| 4554939 | Metering apparatus | Richard Haslberger | 1985-11-26 |
| 4547087 | Microprocessor-controlled printing mechanism having an opto-electronic sensor | Ulrich Heider | 1985-10-15 |
| 4540436 | Treatment agent for cast iron melts and a process for the production thereof | Friedrich Wolfsgruber, Ernst A. Weiser, Werner Gmohling, Karl J. Reifferscheid | 1985-09-10 |
| 4538096 | Speed control circuit for a DC motor | — | 1985-08-27 |
| 4403738 | Device for spraying aqueous mixtures | — | 1983-09-13 |
| 4282535 | Circuit arrangement for the operation of recording nozzles in ink mosaic recording devices | Reiner Lichti | 1981-08-04 |
| 4275402 | Circuit arrangement for temperature-dependent voltage regulation of piezo-electric recording nozzles in ink mosaic recording devices | — | 1981-06-23 |
| 4250512 | Heating device for recording heads in ink mosaic recorders | Erich Kattner, Guetner Rosenstock | 1981-02-10 |
| 4202267 | Device for monitoring the ink supply in ink-operated printers | Joachim Heinzl, Fritz Giebler | 1980-05-13 |
| 4196625 | Device for monitoring the ink supply in ink recording devices | — | 1980-04-08 |