Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4918631 | Compact type electronic information card | Kazuya Hara | 1990-04-17 |
| 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 |
| 4752678 | IC card system employing remote pin entry card | — | 1988-06-21 |
| 4749982 | Intelligent card | Harumi Nakano, Kazuya Hara, Yoshimi Shigenaga, Hiroyasu Bito, Eiichi Takeuchi +1 more | 1988-06-07 |
| 4727246 | IC card | Kazuya Hara, Harumi Nakano | 1988-02-23 |
| 4719140 | Electronic memory card | Kazuya Hara | 1988-01-12 |