Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5185798 | IC card system having a function of authenticating destroyed data | Kazuya Hirano, Young Sub Lee | 1993-02-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5185798 | IC card system having a function of authenticating destroyed data | Kazuya Hirano, Young Sub Lee | 1993-02-09 |