Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9399206 | Process for producing encapsulated metal colloids as inorganic coloured pigments | Claudia Fink-Straube, Martin Mennig, Dieter Anschutz, Sarah Schumacher, Peter William de Oliveira +3 more | 2016-07-26 |
| 6639039 | Photochromic coating composition comprising nanoscales particles and process for providing substrate coated with the same | Lisong Hou, Marion Pietsch, Martin Mennig, Helmut Schmidt | 2003-10-28 |
| 6303730 | Organic/inorganic composites with low hydroxyl group content, method for their production and application | Martin Mennig, Helmut Schmidt, Ulrich Sohling, Qiwu Xing, Michael Zahnhausen | 2001-10-16 |