Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5647987 | Ion exchangers | Egbert Muller, Peter Poguntke | 1997-07-15 |
RG
Roland Gensert
Overall (1997): #85,998 of 185,788Top 50%
1
Patents 1997