Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5666329 | Electronic control device | Frank-Thomas Eitrich, Michael Strugala | 1997-09-09 |
| 5606257 | Device for forming a square-wave signal and detecting a reference mark from a sinusoidal signal with a singularity | Immanuel Krauter | 1997-02-25 |