Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5342514 | Electrical filter | Andrew Derek Turner, Stanley D. Derham | 1994-08-30 |
| 4618409 | Electrophoretic separator | — | 1986-10-21 |
| 4617103 | Electrophoretic separator | — | 1986-10-14 |
| 4465583 | Electrophoretic separator | — | 1984-08-14 |