Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4895309 | Impactor for breaking large metal pieces | — | 1990-01-23 |
| 4655437 | Apparatus for simultaneously separating volatile and non-volatile metals | Richard R. Osterberg, Richard B. Wolanski, Joseph E. Arvay | 1987-04-07 |
| 4606760 | Method and apparatus for simultaneously separating volatile and non-volatile metals | Richard R. Osterberg, Richard B. Wolanski, Joseph E. Arvay | 1986-08-19 |