Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7989514 | Strong-acid cation exchange resins | — | 2011-08-02 |
JF
Johann-Wilhelm Frey
Overall (2011): #262,568 of 364,097Top 75%
1
Patents 2011