Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4877946 | Card issuance apparatus with cancellation mode | Makoto Ando, Koichiro Kakinuma, Masahiko Sawa, Hideaki Ohmuro | 1989-10-31 |
| 4812632 | Portable magnetic card reading and writing apparatus with verification of constant and user supplied data | Koichiro Kakinuma, Makoto Ando, Masahiko Sawa, Hideaki Ohmuro, Tadahiko Nakamura | 1989-03-14 |