Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4961841 | Apparatus and method employing magnetic fluids for separating particles | Alan L. Devernoe, Michael S. Walker | 1990-10-09 |
| 4819808 | Apparatus and method employing magnetic fluids for separating particles | Alan L. Devernoe, Michael S. Walker | 1989-04-11 |
| 4594149 | Apparatus and method employing magnetic fluids for separating particles | Alan L. Devernoe, Michael S. Walker | 1986-06-10 |
| 4540127 | Method and apparatus for crushing materials such as minerals | — | 1985-09-10 |