Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868620 | High-voltage pull-up device | James E. Kohl, Eric J. Wildi, Robert S. Scott, Deva N. Pattanaya | 1989-09-19 |
| 4868921 | High voltage integrated circuit devices electrically isolated from an integrated circuit substrate | — | 1989-09-19 |