Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4841451 | System for measuring the duration ratio of pulses of variable frequency | Bernd Rumpf | 1989-06-20 |
| 4821266 | Testable electronic device and method of testing such a device | Heinz F. Ohm | 1989-04-11 |
| 4759328 | Method and circuit arrangement for detecting the readiness for operation of an oxygen measurement probe | Thomas Blumel, Bernhard Lukas, Eberhard Mausner | 1988-07-26 |