Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7893142 | Process for the preparation of polyphosphates of organic bases | Karl Gotzmann, Hans Nagerl | 2011-02-22 |
| 7863355 | Moulding material for the production of fire-retarding objects, pigment therefor and use thereof | Hans Naegerl, Vincens Mans Fibla, Ruediger Wissemborski | 2011-01-04 |