Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866031 | Process for making 90 K superconductors from acetate precursor solutions | John Davis Bolt | 1989-09-12 |
| 4835136 | Lanthanum: sodium copper superconducting metal oxide compositions and process for manufacture | Jagannatha Gopalakrishnan, Arthur W. Sleight | 1989-05-30 |
| 4814303 | Anorthite-cordierite based ceramics from zeolites | Uma Chowdhry, David Richard Corbin | 1989-03-21 |