Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11083217 | Filter paper for cigarette filters | Stefan Bachmann, Dietmar Volgger | 2021-08-10 |
| 10981785 | Installation and method for carbon recovery and storage, without the use of gas compression | — | 2021-04-20 |