Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889980 | Electronic memory card and method of manufacturing same | Kazuya Hara | 1989-12-26 |
| 4827113 | Technique for authenticating IC card and terminal | — | 1989-05-02 |
| 4795895 | Multi-layered electronic card carrying integrated circuit pellet and having two-pad layered structure for electrical connection thereto | Kazuya Hara | 1989-01-03 |