Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4810873 | Method and device for automatic compensation of the attenuation of a fiber optical measurement value transmission | Urs Ammann, Thomas Dobler, Martin Maschek | 1989-03-07 |
| 4810891 | Method for the automatic identification of the type of measuring head of a fiber optic measurement value acquisition and transmission device | Martin Maschek | 1989-03-07 |
| 4802731 | Optical waveguide arrangement for a high-voltage insulator | Martin Maschek, Branko Tomic | 1989-02-07 |
| 4794487 | Heat protection casing | Martin Maschek | 1988-12-27 |
| 4794318 | Current transducer arrangement for outdoor high-voltage installations | Martin Maschek | 1988-12-27 |
| 4754224 | Circuit arrangement for converting an input voltage into a proportional output signal | Martin Maschek | 1988-06-28 |
| 4725838 | Method for processing analog output signals from current and voltage transducers and facility for carrying out the method | Martin Maschek | 1988-02-16 |
| 4656554 | Shunt arrangement with power overload protection by a voltage responsive bidirectional switch | Martin Maschek | 1987-04-07 |
| 4639662 | Thyristor circuit for current regulation | — | 1987-01-27 |
| 4628430 | Switching power-supply unit with improved start-up behavior | — | 1986-12-09 |
| 4591783 | Capacitive voltage transformer | — | 1986-05-27 |
| 4590459 | Analog/digital converter | Otto Lanz, Martin Maschek | 1986-05-20 |
| 4584558 | Analog/digital converter | Martin Maschek | 1986-04-22 |