Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8274367 | RFID system and RFID tag | Tomohiko Maeda, Kazuo Sato, Yoshitaka Muraoka, Shuko Saito | 2012-09-25 |
| 8138920 | Tag reader | — | 2012-03-20 |
| 7661598 | Mechanism for attaching RFID tag, transfer device and transfer system using RFID tag | Yoshitaka Muraoka, Tomohiko Maeda, Kazuo Sato, Shuko Saito | 2010-02-16 |
| 7110574 | Extension device providing security function | Kenichi Haruki, Taisuke Inoue, Katsuhito Kanbe, Tsuyoshi Niwata, Masuo Ohnishi | 2006-09-19 |
| 7010145 | Extension device providing security function | Kenichi Haruki, Taisuke Inoue, Katsuhito Kanbe, Tsuyoshi Niwata, Masuo Ohnishi | 2006-03-07 |
| 6873356 | Expansion unit, portable data processing apparatus and imaging device | Katsuhito Kanbe, Tosio Yoseyama, Mitsuo Maeda | 2005-03-29 |
| 6742070 | Function-expansion device detachably connecting electronic equipment | — | 2004-05-25 |
| 6525932 | Expansion unit and electronic apparatus | Masuo Ohnishi, Tsuyoshi Takimoto, Atsuko Tanaka | 2003-02-25 |