Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9879356 | Method for delamination of ceramic hard material layers from steel and cemented carbide substrates | Birgit Wittel, Gunnar Lahtz, Christian Buchel, Jan Prochazka, Andreas Lumkemann +1 more | 2018-01-30 |
| 5374475 | Record carrier for the receipt of coloring materials | — | 1994-12-20 |