Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5302495 | Method for the photolithographic production of structures on a support | Rainer Wieland | 1994-04-12 |
| 4357205 | Method for etched and/or galvanic production of ring zones in small diameter holes | Guenther Trausch | 1982-11-02 |