Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5023379 | Process for the preparation of hydroxyamines | Ernst Felder, Michael C. Romer, Hartmut Hartner, Wolfgang Fruhstorfer | 1991-06-11 |
| 4605794 | Sorbitol, process for its preparation, and use thereof | Friedrich Reiff, Hartmut Hartner, Arno Basedow, Hans-Wolfgang Hugenbusch, Peter C. Schmidt | 1986-08-12 |
| 4507511 | Sorbitol, process for its preparation, and use thereof | Friedrich Reiff, Hartmut Hartner, Arno Basedow, Hans-Wolfgang Hugenbusch, Peter C. Schmidt | 1985-03-26 |
| 4474987 | Process for preparing N,N-disubstituted p-phenylenediamine derivatives | Bruno Wollemann, Hartmut Hartner | 1984-10-02 |