Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10494533 | Coating and production method thereof by inkjet printing methods | Umberto De Rossi, Veronica Rueter | 2019-12-03 |
| 8333824 | Sorption agent comprising an activated carbon impregnated with a zinc compound and a molybdenum compound and gas-filtering element containing the sorption agent | Benjamin BRANDENBURG, Björn Wiese | 2012-12-18 |
| 6162281 | Device and process for displaying the exhaustion of a gas filter | Wolfgang Bather, Michael Dietrich | 2000-12-19 |
| 6040777 | Device and process for indicating the exhaustion of a filter | Wolfgang Bather | 2000-03-21 |
| 6024782 | Layered gas filter media | Andre Freund, Gerhold Muhmel | 2000-02-15 |