Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4849376 | Self-aligned refractory gate process with self-limiting undercut of an implant mask | Arthur E. Geissberger, Robert A. Sadler | 1989-07-18 |
| 4847212 | Self-aligned gate FET process using undercut etch mask | Arthur E. Geissberger, Robert A. Sadler | 1989-07-11 |