Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4882477 | Card-shaped electronic apparatus with embossed surface and method of producing same | Katsuhide Shino | 1989-11-21 |
| 4806745 | IC card with fewer input keys | — | 1989-02-21 |
| 4804828 | Card-type processing device | — | 1989-02-14 |