Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5700702 | Method for manufacturing an acceleration sensor | Helmut Klose, Markus Biebl, Christofer Hierold | 1997-12-23 |
| 5662772 | Method for the selective removal of silicon dioxide | Ulrich Naeher, Christofer Hierold | 1997-09-02 |
| 5631428 | Capacitive semiconductor pressure sensor | Ralf Catanescu, Christofer Hierold | 1997-05-20 |