Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11408085 | Galvanic nickel or nickel alloy electroplating bath for depositing a semi-bright nickel or semi-bright nickel alloy coating | — | 2022-08-09 |
| 11214881 | Method for treatment of a chromium finish surface | Christina Pfirrmann, Berkem ÖZKAYA, Nancy Born | 2022-01-04 |
| 11174566 | Aqueous acidic copper electroplating bath and method for electrolytically depositing of a copper coating | Stefan Kretschmer | 2021-11-16 |
| 11078585 | Method for treatment of a chromium finish surface | Christina Pfirrmann, Berkem ÖZKAYA, Nancy Born | 2021-08-03 |
| 10982343 | Plating compositions for electrolytic copper deposition, its use and a method for electrolytically depositing a copper or copper alloy layer onto at least one surface of a substrate | Christina Pfirrmann, Stefan Kretschmer | 2021-04-20 |
| 10961634 | Method for increasing corrosion resistance of a substrate comprising an outermost chromium alloy layer | Berkem ÖZKAYA | 2021-03-30 |
| 10900140 | Method for electrolytically passivating an outermost chromium or outermost chromium alloy layer to increase corrosion resistance thereof | Berkem ÖZKAYA, Christina Pfirrmann | 2021-01-26 |
| 10196530 | Method for increasing adhesion between a chromium surface and a lacquer | Christina Pfirrmann, Philip Hartmann, Nancy Born, Juan-Carlos Umaran | 2019-02-05 |
| 10174432 | Electroplating bath and method for producing dark chromium layers | Klaus Schulz, Philip Hartmann | 2019-01-08 |
| 10006135 | Electroplating bath and method for producing dark chromium layers | Klaus Schulz, Philip Hartmann | 2018-06-26 |
| 9790607 | 3-(carbamoyl) pyridinium-1-YL-propane-1-sulfonates useful in electroplating baths | Klaus Schulz, Philip Hartmann, Mike Briese, Heiko Brunner, Richard Richter +1 more | 2017-10-17 |
| 9752244 | Galvanic nickel electroplating bath for depositing a semi-bright nickel | Klaus Schulz, Philip Hartmann, Mike Briese, Heiko Brunner, Richard Richter +1 more | 2017-09-05 |
| 9689081 | Electroplating bath and method for producing dark chromium layers | Klaus Schulz, Philip Hartmann | 2017-06-27 |
| 9441306 | Method for cathodic corrosion protection of chromium surfaces | Christina Pfirrmann, Philip Hartmann, Stefan Kretschmer | 2016-09-13 |