Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866031 | Process for making 90 K superconductors from acetate precursor solutions | Munirpallam A. Subramanian | 1989-09-12 |
| 4857246 | Aluminum nitride articles by carbothermal nitridation | — | 1989-08-15 |