Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11680371 | Method for producing multi-layer paper | Christoph Hamers, Anton Esser, Christopher Alan Gray, Ralph Isermann | 2023-06-20 |
| 11293143 | Method for producing single-layer or multi-layer paper | Christoph Hamers, Anton Esser, Christopher Alan Gray, Ralph Isermann | 2022-04-05 |