Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6213687 | System for preventing erosion of soil surfaces | Robert S. Broughton | 2001-04-10 |
| 5826791 | Process for manufacturing a railroad rail support | — | 1998-10-27 |
| 5464153 | Railroad rail support and process for manufacture | — | 1995-11-07 |
| 4834887 | In-line coaxial centrifugal separator with helical vane | — | 1989-05-30 |
| 4554074 | Separator for immiscible fluid mixture | — | 1985-11-19 |
| 4396508 | Separator for multi-phase liquids | — | 1983-08-02 |