Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12203173 | Alternative composition and alternative method for effectively phosphating metal surfaces | Timo Christoph Ceglarek | 2025-01-21 |
| 7947333 | Method for coating of metallic coil or sheets for producing hollow articles | Mats Eriksson, Thomas Wendel | 2011-05-24 |
| 7736730 | Method for pretreating and/or coating metallic surfaces with a paint-like coating prior to forming and use of substrates coated in this way | Christian Jung, Toshiaki Shimakura, Norbert Maurus, Heribert Domes, Klaus Bittner +2 more | 2010-06-15 |
| 7615257 | Method for pretreating and/or coating metallic surfaces with a paint-like coating prior to forming and use of substrates coated in this way | Christian Jung, Toshiaki Shimakura, Norbert Maurus, Heribert Domes, Klaus Bittner +2 more | 2009-11-10 |
| 7208053 | Method for applying a phosphate covering and use of metal parts thus phospated | Klaus Bittner, Thomas Kolberg, Marion Wegner, Thomas Wendel, Gerrit Schüllermann | 2007-04-24 |
| 6562148 | Pretreatment of aluminum surfaces with chrome-free solutions | Thomas Wendel, Klaus Bittner, Peter Muller | 2003-05-13 |
| 5904786 | Method of applying phosphate coatings to metal surfaces | Thomas Wendel, Klaus Bittner, Peter Schiefer, Marcus Schinzel, Helmut Hulsmann | 1999-05-18 |
| 5795408 | Process for the phosphatising treatment of steel strip or sheet galvanized on one side or alloy galvanized on one side | Klaus Bittner, Walter Jansen, Klaus-Peter Mohr, Thomas Wendel | 1998-08-18 |
| 5203930 | Process of forming phosphate coatings on metal surfaces | Georg Blumlhuber, Horst Gehmecker, Dieter Hauffe, Lothar Kaul, Thomas Nitschke +1 more | 1993-04-20 |