Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888624 | Semiconductor devices employing high resistivity in-based compound group III-IV epitaxial layer for current confinement | Wilbur D. Johnston, Jr., Robert F. Karlicek, Jr., Judith A. Long | 1989-12-19 |
| 4805178 | Preservation of surface features on semiconductor surfaces | — | 1989-02-14 |