Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9506151 | Method for applying manganese phosphate layers | Detlev Seifert, Ralf Stickler | 2016-11-29 |
| 9422503 | Method for coating metal surfaces with a phosphate layer and then with a polymer lubricant layer | Uwe Rau, Andreas Lang | 2016-08-23 |