Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5037626 | Process for producing silicon carbide whiskers using seeding agent | Roy T. Coyle | 1991-08-06 |
| 4963286 | Dispersions of silica in carbon and a method of making such dispersions | Roy T. Coyle | 1990-10-16 |
| 4839150 | Production of silicon carbide | Roy T. Coyle | 1989-06-13 |
| 4798668 | Extraction of hydrocarbon-containing solids | — | 1989-01-17 |
| 4695373 | Extraction of hydrocarbon-containing solids | — | 1987-09-22 |
| 4533460 | Oil shale extraction process | — | 1985-08-06 |