Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6733559 | Method of reducing the availability of heavy metals in plants and the use of cross linked poly(meth)acrylates in said method | Aloys Hüttermann | 2004-05-11 |
| 6484441 | Method for increasing the pH value in acidic soil | Aloys Hüttermann | 2002-11-26 |