Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9309272 | Metal oxide particles aftertreated with organic phosphorus compounds | Joern Beck, Ruediger Graf, Frank Pfluecker, Gabriele Benkner, Bernd Hirthe | 2016-04-12 |
| 8883215 | Metal oxide particles aftertreated with organic phosphorus compounds | Joern Beck, Ruediger Graf, Frank Pfluecker, Gabriele Benkner, Bernd Hirthe | 2014-11-11 |
| 8758501 | Nanoparticulate UV protectant with silicon dioxide coating | Frank Pfluecker, Bernd Hirthe, Heike Saenger | 2014-06-24 |