Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11851780 | Method for electrolytically passivating a surface of silver, silver alloy, gold, or gold alloy | Robert Rüther, Olaf Kurtz, Joko Setyadi-Lie | 2023-12-26 |
| 11447884 | Method for electrolytically passivating a surface of silver, silver alloy, gold, or gold alloy | Robert Rüther, Olaf Kurtz, Joko Setyadi-Lie | 2022-09-20 |