Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5502256 | Process for preparing 2,2'-dinitrodiphenyl disulphide | Ferdinand Hagedorn, Helmut Fiege, Robert So/ llner | 1996-03-26 |
| 4400560 | Process for the preparation of a mixture of low-molecular weight polyhoric alcohols | Roland Richter, Hanns P. Muller, Kuno Wagner, Jurgen Zander | 1983-08-23 |