Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5693842 | Process for preparing phosphorus-containing dicarboxylic acids alkyl esters thereof | Hans-Jerg Kleiner, Peter Klein | 1997-12-02 |
VF
Volker Freudenberger
Overall (1997): #62,468 of 185,788Top 35%
1
Patents 1997