Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11142655 | Process for coating metallic surfaces with a multicomponent aqueous composition | Thomas Kolberg, Manfred Walter | 2021-10-12 |
| 10378120 | Method for coating metallic surfaces with a multi-component aqueous composition | Thomas Kolberg, Manfred Walter, Carola Komp, Michael Dröge | 2019-08-13 |
| 9970113 | Method for coating metallic surfaces with nanocrystalline zinc oxide layers, aqueous compositions therefor and use of the surfaces coated in this way | Özlem Özcan, Guido Grundmeier | 2018-05-15 |
| 9879349 | Method for coating metallic surfaces with an aqueous composition | Thomas Kolberg, Manfred Walter | 2018-01-30 |
| 8784991 | Process for coating metallic surfaces with an aqueous composition, and this composition | Thomas Kolberg, Manfred Walter | 2014-07-22 |
| 8349092 | Process for coating metallic surfaces | Jurgen Specht, Rüdiger Rein, Peter Claude | 2013-01-08 |
| 8182874 | Method for coating metallic surfaces with an aqueous composition | Thomas Kolberg, Manfred Walter | 2012-05-22 |
| 8101014 | Process for coating metallic surfaces with a multicomponent aqueous composition | Thomas Kolberg, Manfred Walter | 2012-01-24 |
| 6497771 | Aqueous solution and method for phosphatizing metallic surfaces | Joachim Heitbaum, Thomas Kolberg, Margit Fleischhacker-Jeworrek, Peter Jorns, Michael Deemer +3 more | 2002-12-24 |
| 6261384 | Process and aqueous solution for phosphatizing metallic surfaces | Thomas Kolberg | 2001-07-17 |
| 5294266 | Process for a passivating postrinsing of conversion layers | Dieter Hauffe, Thomas Kolberg, Gerhard Muller, Horst Gehmecker, Werner Rausch +1 more | 1994-03-15 |
| 5268041 | Process for phosphating metal surfaces | Horst Gehmecker, Werner Rausch | 1993-12-07 |