Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5216269 | Electrically-programmable semiconductor memories with buried injector region | Gerrit Jan Hemink, Rutger C. M. Wijburg, Louis Praamsma, Roger Cuppens | 1993-06-01 |
| 5017978 | EPROM having a reduced number of contacts | Gerrit Jan Hemink, Rutger C. M. Wijburg | 1991-05-21 |