Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4878015 | Sensors for selectively determining liquid-phase or gas-phase components using a heteropolysiloxane sensitive layer | Frank Hutter, Karl-Heinz Haas, Ernst Obermeier, Ulrich Steger, Hanns-Erik Endres +1 more | 1989-10-31 |
| 4867581 | Bearing housing, especially for a unilaterally and axially braced external-rotor motor | Peter Hahnel | 1989-09-19 |
| 4840666 | Lacquer, and process for producing anti-corrosion coatings | Helmut Patzelt, Gerhard Tunker, Horst Scholze | 1989-06-20 |
| 4806808 | Printed circuit board for external rotor motor with recess for Hall transducers | Ernst Grecksch | 1989-02-21 |