Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4802061 | Microelectronic components and thick-film hybrid circuits | Michael Portugall, Hans-Josef Sterzel, Gerd Blinne, Erhard Seiler, Hans-Friedrich Schmidt +1 more | 1989-01-31 |