Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871418 | Process for fabricating arbitrarily shaped through holes in a component | Jurgen Wittlinger, Johann Greschner, Johann W. Bartha | 1989-10-03 |
| 4843315 | Contact probe arrangement for electrically connecting a test system to the contact pads of a device to be tested | Michael Elsasser, Johann Greschner, Heinrich Schmid, Roland Stohr, Olaf Wolter +1 more | 1989-06-27 |