Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877748 | Bipolar process for forming shallow NPN emitters | — | 1989-10-31 |
| 4835580 | Schottky barrier diode and method | Robert H. Eklund | 1989-05-30 |
| 4816423 | Bicmos process for forming shallow npn emitters and mosfet source/drains | — | 1989-03-28 |