Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7562664 | Apparatus, products and processes for preventing the occurrence of rust stains resulting from irrigation systems using water containing iron ions | Paul Wegner | 2009-07-21 |
| 7399366 | Product and processes for preventing the occurrence of rust stains resulting from irrigation systems using water containing iron ions and for cleaning off rust stains resulting from using said irrigation systems | Paul Wegner | 2008-07-15 |