Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12222645 | Lithographic printing plate precursor and method of use | Christopher D. Simpson, Stefanie Hansmann, Jianbing Huang | 2025-02-11 |
| 11714354 | Lithographic printing plate precursor and method of use | Philipp Viehmann, Christopher D. Simpson, Stefanie Hansmann | 2023-08-01 |
| 11633948 | Method for making lithographic printing plates | Stefanie Hansmann, Udo Dwars, Christopher D. Simpson | 2023-04-25 |
| 9329485 | Method for making lithographic printing plates | Christopher D. Simpson, Harald Baumann, Michael Flugel, Oliver Piestert, Udo Dwars | 2016-05-03 |
| 9063423 | Lithographic printing plate precursors and use | Akira Igarashi, Yuuki Torihata, Harald Baumann, Udo Dwars, Christopher D. Simpson +1 more | 2015-06-23 |
| 8889341 | Negative-working lithographic printing plate precursors and use | Harald Baumann, Udo Dwars, Christopher D. Simpson, Axel Draber | 2014-11-18 |