Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828584 | Dense, fine-grained tungsten carbide ceramics and a method for making the same | — | 1989-05-09 |
| 4829027 | Liquid phase sintering of silicon carbide | Anil V. Virkar, Andrew C. Hurford | 1989-05-09 |