Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5720500 | Plastic card provided with magnetic stripe | Masaaki Okazaki, Yoshiki Sasaki | 1998-02-24 |
| 5421618 | Plastic card provided with magnetic stripe | Masaaki Okazaki, Yoshiki Sasaki | 1995-06-06 |