Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5643494 | Process for the preparation of aromatic hydroxy carboxylic acids | Siegbert Rittner, Hans-Martin Ruffer, Thomas Wisser | 1997-07-01 |
JS
Jorg Schmid
Overall (1997): #126,246 of 185,788Top 70%
1
Patents 1997