Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5618471 | Alkali metal quaternary chalcogenides and process for the preparation thereof | Ju H. Liao, Gregory A. Marking | 1997-04-08 |
| 5614128 | Alkali metal quaternary chalcogenides and process for the preparation thereof | Ju H. Liao, Gregory A. Marking | 1997-03-25 |