Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4859619 | EPROM fabrication process forming tub regions for high voltage devices | Tsung-Ching Wu, James Hu | 1989-08-22 |
| 4833096 | EEPROM fabrication process | John Y. Huang | 1989-05-23 |