Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4868620 | High-voltage pull-up device | James E. Kohl, Robert S. Scott, Deva N. Pattanaya, Michael Adler | 1989-09-19 |
| 4862242 | Semiconductor wafer with an electrically-isolated semiconductor device | Tat-Sing P. Chow | 1989-08-29 |