Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5607618 | Use of a water-soluble copolymers based on acrylamidoalkylenesulfonic acid as a detergent additive | Martin Hille, Gerd Reinhardt | 1997-03-04 |
WA
Werner Antwerpen
Overall (1997): #61,417 of 185,788Top 35%
1
Patents 1997