Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5677572 | Bilayer electrode on a n-type semiconductor | Ching W. Tang | 1997-10-14 |
| 5608287 | Conductive electron injector for light-emitting diodes | Ching W. Tang, S. Tong Lee | 1997-03-04 |