Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4853895 | EEPROM including programming electrode extending through the control gate electrode | Allan T. Mitchell | 1989-08-01 |
| 4839705 | X-cell EEPROM array | Howard L. Tigelaar, Allan T. Mitchell, James L. Paterson | 1989-06-13 |
| 4829019 | Method for increasing source/drain to channel stop breakdown and decrease P+/N+ encroachment | Allan T. Mitchell, Howard L. Tigelaar | 1989-05-09 |
| 4827323 | Stacked capacitor | Howard L. Tigelaar | 1989-05-02 |
| 4812885 | Capacitive coupling | — | 1989-03-14 |