Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4450403 | Method and apparatus for determining rotational speed | Manfred Koch, Wilhelm Linden | 1984-05-22 |
| 4335343 | Circuit for generating an electric signal proportional to a flux component of a rotating-field machine | Dieter Kollensperger, Theodor Salzmann, Thomas Schlegel, Wolf-Dieter Weigel | 1982-06-15 |
| 4282473 | Rotating field machine drive and method | Dieter Kollensperger, Theodor Salzmann, Thomas Schlegel, Wolf-Dieter Weigel | 1981-08-04 |