Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9346727 | Process for the production of pure methylal | Hans Hasse, Jan-Oliver Drunsel, Jakob Burger, Ulrich Schmidt, Mario Renner | 2016-05-24 |
| 7999140 | Method for the production of polyoxymethylene dialkyl ethers from trioxan and dialkylethers | Eckhard Stroefer, Heiner Schelling, Hans Hasse | 2011-08-16 |
| 7700809 | Process for preparing polyoxymethylene dimethyl ethers from methanol and formaldehyde | Eckhard Stroefer, Hans Hasse | 2010-04-20 |
| 7671240 | Method for producing polyoxymethylene dimethyl ethers from methanol and formaldehyde | Eckhard Stroefer, Hans Hasse | 2010-03-02 |