Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6388562 | Contactless IC card communication system and related method | Kiyoshi Takahashi, Tatsuya Hirata, Shigeru Date, Hisanobu Dobashi, Shinji Nishimura +4 more | 2002-05-14 |
| 6352202 | Method and system for controlling contactless IC cards | Kiyoshi Takahashi, Tatsuya Hirata, Shigeru Date, Hisanobu Dobashi, Shinji Nishimura +4 more | 2002-03-05 |