Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5480464 | Filtration | Pierre De Villiers, Willem J. C. Prinsloo | 1996-01-02 |
| 5403367 | Filtration | Pierre De Villiers, Willem J. C. Prinsloo | 1995-04-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5480464 | Filtration | Pierre De Villiers, Willem J. C. Prinsloo | 1996-01-02 |
| 5403367 | Filtration | Pierre De Villiers, Willem J. C. Prinsloo | 1995-04-04 |