Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9670406 | Zinc sulphide phosphor having photo- and electroluminescent properties, process for producing same, and security document, security feature and method for detecting same | Detlef Starick, Manfred Paeschke, Jakob Kuen, Andreas DEICHSEL, Christian Kunath +1 more | 2017-06-06 |
| 8858836 | Borophosphate phosphor and light source | Cheng-Jun Duan | 2014-10-14 |