Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9815769 | Process for the preparation of di- and polyamines from the diphenylmethane series | Thomas Knauf, Stefan Wershofen, Klaus-Gerd Gruner | 2017-11-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9815769 | Process for the preparation of di- and polyamines from the diphenylmethane series | Thomas Knauf, Stefan Wershofen, Klaus-Gerd Gruner | 2017-11-14 |