Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9506151 | Method for applying manganese phosphate layers | Klaus-Dieter Nittel, Detlev Seifert | 2016-11-29 |
| 6497771 | Aqueous solution and method for phosphatizing metallic surfaces | Peter Schubach, Joachim Heitbaum, Thomas Kolberg, Margit Fleischhacker-Jeworrek, Peter Jorns +3 more | 2002-12-24 |