Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5108966 | Process for producing wurtzitic or cubic boron nitride | J. Birch Holt, Donald D. Kingman | 1992-04-28 |
| 4944930 | Synthesis of fine-grained .alpha.-silicon nitride by a combustion process | J. Birch Holt, Donald D. Kingman | 1990-07-31 |
| 4877759 | One step process for producing dense aluminum nitride and composites thereof | J. Birch Holt, Donald D. Kingman | 1989-10-31 |
| 4535639 | Vapor spill monitoring method | Thomas G. McRae | 1985-08-20 |