Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4869811 | Rotor for magnetically sorting different metals | Richard B. Wolanski | 1989-09-26 |
| 4834870 | Method and apparatus for sorting non-ferrous metal pieces | Richard B. Wolanski | 1989-05-30 |
| 4655437 | Apparatus for simultaneously separating volatile and non-volatile metals | Leonard Fritz, Richard B. Wolanski, Joseph E. Arvay | 1987-04-07 |
| 4606760 | Method and apparatus for simultaneously separating volatile and non-volatile metals | Leonard Fritz, Richard B. Wolanski, Joseph E. Arvay | 1986-08-19 |