Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5442265 | Method and apparatus for improving the running characteristics of a wheel block bogie | — | 1995-08-15 |
| 5416707 | Method and apparatus for eliminating an inclination of a wheel-block bogie or undercarriage | — | 1995-05-16 |
| 4988940 | Method for the formation of the actual load angle value for a field-oriented regulated rotary field machine and corresponding regulation | — | 1991-01-29 |
| 4906912 | Apparatus for controlling the load angle of a converter | Gerhard Trauth | 1990-03-06 |
| 4764712 | Method and apparatus for operating a field-oriented rotating-field machine supplied by a controlled converter | Felix Blaschke | 1988-08-16 |
| 4511978 | Device for determining a parameter signal for a voltage-fed load | — | 1985-04-16 |
| 4475074 | Apparatus for determining the common frequency of two independently variable electrical a-c variables, especially in a rotating-field machine | — | 1984-10-02 |
| 4423367 | Device for determining the parameter values for stator resistance, principal inductance and leakage inductance of an asynchronous machine | Felix Blaschke | 1983-12-27 |
| 4338559 | Load state control for an asynchronous machine fed by a converter | Felix Blaschke | 1982-07-06 |