Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11193004 | Phosphoric ester preparations with reduced hygroscopicity | Heiko Tebbe | 2021-12-07 |
| 10882746 | Method for the purification of yellow phosphor | Rolf Jansen, Bernd Rosenow | 2021-01-05 |