Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4765486 | Method for obtaining a purified fraction from a mixture using a magnetic fluid | Palaniappa Krishnan, Douglas M. Bilsland, N. Robert Brandenburg | 1988-08-23 |
| 4724632 | Filament seed thresher | Douglas M. Bilsland | 1988-02-16 |