Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6211539 | Semi-insulated indium phosphide based compositions | Wilbur D. Johnston, Jr. | 2001-04-03 |
| 4999315 | Method of controlling dopant incorporation in high resistivity In-based compound Group III-V epitaxial layers | Wilbur D. Johnston, Jr., Robert F. Karlicek, Jr., Daniel Paul Wilt | 1991-03-12 |
| 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., Daniel Paul Wilt | 1989-12-19 |
| 4738934 | Method of making indium phosphide devices | Wilbur D. Johnston, Jr., Albert T. Macrander, Bertram Schwartz, Shobha Singh | 1988-04-19 |
| 4716130 | MOCVD of semi-insulating indium phosphide based compositions | Wilbur D. Johnston, Jr. | 1987-12-29 |
| 4660208 | Semiconductor devices employing Fe-doped MOCVD InP-based layer for current confinement | Wilbur D. Johnston, Jr., Daniel Paul Wilt | 1987-04-21 |