Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5668760 | Nonvolatile memory with a write protection circuit | — | 1997-09-16 |
| 5594686 | Method and apparatus for protecting data stored in flash memory | Michael J. Castillo | 1997-01-14 |