Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4352787 | Ultra-hard particles of carbon produced by reacting metal carbide with non-metal halide in hot melt system | Douglas A. French | 1982-10-05 |
| 4275050 | Production of ultra-hard particles | Douglas A. French | 1981-06-23 |