Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5123732 | Optical time domain reflectometer and current voltage converter for use therein | Michael Fleischer-Reumann | 1992-06-23 |
| 4416139 | Guiding a mandrel or punch for piercing or cold-extrusion | Heinrich Hesse, Anton Merkler, Gerhard Radtke | 1983-11-22 |