Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5418353 | Non-contact, electromagnetically coupled transmission and receiving system for IC cards | Yosuke Katayama, Wasao Takasugi, Takashi Takeuchi | 1995-05-23 |
| 5204512 | Device for controlling communication between electronic information cards and host computer to be kept in secret | Takafumi Kobayashi, Norio Shimamura, Niichi Kobayashi, Takeshi Watanabe | 1993-04-20 |