Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9453162 | Alkali metal and alkaline earth metal niobates and tantalates as security feature substances | Johann Kecht, Stephan Steinlein | 2016-09-27 |
| 9409434 | Security feature | Johann Kecht, Stephan Steinlein | 2016-08-09 |