Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10392531 | Process for removing a bulk material layer from a substrate and a chemical mechanical polishing agent suitable for this process | Vijay Immanuel Raman, Sophia Ebert, Mario Brands, Yongqing Lan, Philipp Zacharias +1 more | 2019-08-27 |
| 9023116 | Associative thickener comprising acid monomer, associative monomer and nonionic monomer | Philipp Zacharias, Hermann Seyffer, Harutyun Hanciogullari, Marc Bothe | 2015-05-05 |
| 9005472 | Aqueous polishing agent and graft copolymers and their use in a process for polishing patterned and unstructured metal surfaces | Vijay Immanuel Raman, Mario Brands, Yuzhuo Li, Maxim Peretolchin | 2015-04-14 |
| 8747687 | Aqueous polishing agent comprising solid polymer particles and two complexing agents and its use in a process for polishing patterned and unstructured metal surfaces | Vijay Immanuel Raman, Yuzhuo Li, Mario Brands, Yongqing Lan | 2014-06-10 |
| 8679980 | Aqueous metal polishing agent comprising a polymeric abrasiv containing pendant functional groups and its use in a CMP process | Vijay Immanuel Raman, Yuzhuo Li, Mario Brands, Yongqing Lan | 2014-03-25 |
| 8420751 | Method for producing a polymer | Karl-Heinz Wassmer, Robert Rupaner, Jochen Kessler, Guillermo Arens, Gerald Wildburg +5 more | 2013-04-16 |
| 8188197 | Method for producing a polymer | Karl-Heinz Wassmer, Robert Rupaner, Jochen Kessler, Guillermo Arens, Gerald Wildburg +5 more | 2012-05-29 |
| 7999045 | Method for producing aqueous polymer dispersion | Lambertus Manders, Wolfgang Gaschler | 2011-08-16 |