Issued Patents 2022
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11492324 | Method for the production of ethyleneamines | — | 2022-11-08 |
| 11390578 | Method for synthesizing amines | Martin Ernst, Ansgar Gereon Altenhoff | 2022-07-19 |
| 11339117 | Method for the production of ethyleneamines | — | 2022-05-24 |
| 11225455 | Separation of n-methylethylenediamine from EDA-containing mixtures | — | 2022-01-18 |
| 11214535 | Method for producing ethyleneamines | Regine Helga Bebensee, Thomas Heidemann, Barbara BECKER, Eva Koch, Johann-Peter Melder | 2022-01-04 |