Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5976302 | Method of joining electronic components to a substrate | Hans-Hermann Oppermann, Elke Zakel, Christine Kallmayer | 1999-11-02 |
| 5845838 | Process for remelting a contact surface metallization | Jorg Gwiasda, Elke Zakel, Hans-Hermann Oppermann, Stefan Weiss | 1998-12-08 |