Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9701617 | Process for producing diamines and polyamines of the diphenylmethane series | Stefan Wershofen, Heinz Muller, Fritz Pohl, Knut Sommer | 2017-07-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9701617 | Process for producing diamines and polyamines of the diphenylmethane series | Stefan Wershofen, Heinz Muller, Fritz Pohl, Knut Sommer | 2017-07-11 |