Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11136722 | Method for manufacturing paper or board and paper or board product | Elisabeth Lackinger-Csarmann, Alexander Wahl, Thomas Schwind, Jürgen Sartori, Samuel Okoli | 2021-10-05 |
| 6380299 | Stable aqueous dispersions for sizing paper | Kurt F. Fischer, Marcel Sychra | 2002-04-30 |
| 5225527 | Modified colophony resins, a process for their preparation, their use and paper-sizing agents containing colophony resins of this type | Wolfgang Streicher, Helmut Ronge | 1993-07-06 |