Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859648 | Layered metal chalcogenides containing interspathic polymeric chalcogenides | Michael E. Landis, Brent A. Aufdembrink, Pochen Chu, Ivy D. Johnson, Garry W. Kirker +1 more | 1989-08-22 |
| 4820502 | Synthetic crystalline silicate | — | 1989-04-11 |