Issued Patents All Time
Showing 26–50 of 85 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7916032 | Radio frequency identification (RFID) tag and manufacturing method thereof | Shunji Baba, Takashi Yamagajo, Manabu Kai, Hiroyuki Hayashi | 2011-03-29 |
| 7911404 | RF tag and method of producing RF tag | Takashi Yamagajo, Manabu Kai | 2011-03-22 |
| 7880680 | Tag device, antenna, and portable card | Takashi Yamagajo, Manabu Kai | 2011-02-01 |
| 7859414 | Tag antenna and tag | Manabu Kai, Takashi Yamagajo | 2010-12-28 |
| 7834812 | Loop antenna | Manabu Kai, Takashi Yamagajo | 2010-11-16 |
| 7773045 | Antenna and RFID tag | Andrey Andrenko | 2010-08-10 |
| 7667658 | Antenna and RFID tag with same mounted | Manabu Kai, Takashi Yamagajo | 2010-02-23 |
| 7663436 | Power amplifier with distortion compensation circuit | Takeshi Takano, Yasuyuki Oishi | 2010-02-16 |
| 7659863 | Tag antenna | Manabu Kai, Takashi Yamagajo | 2010-02-09 |
| 7639755 | Distortion compensating apparatus | Hiroyoshi Ishikawa, Tokuro Kubo, Kazuo Nagatani, Yasuyuki Oishi, Hajime Hamada +2 more | 2009-12-29 |
| 7633455 | Plane antenna | Takashi Yamagajo, Andrey Andrenko | 2009-12-15 |
| 7633445 | Radio frequency identification tag and antenna for radio frequency identification tag | Takashi Yamagajo, Manabu Kai | 2009-12-15 |
| 7598873 | RFID tag and manufacturing method thereof | Takashi Yamagajo, Manabu Kai | 2009-10-06 |
| 7595767 | Antenna | Andrey Andrenko, Hiroyuki Hayashi | 2009-09-29 |
| 7589685 | Glass antenna | Toshiaki Ibi, Shigeru Hashimoto, Akihide Sano | 2009-09-15 |
| 7580000 | Folding dipole antenna and tag using the same | Manabu Kai, Takashi Yamagajo | 2009-08-25 |
| 7570225 | Antenna and non-contact tag | Manabu Kai, Takashi Yamagajo | 2009-08-04 |
| 7551905 | Distortion compensation apparatus | Tokuro Kubo, Kazuo Nagatani, Hajime Hamada, Hiroyoshi Ishikawa, Nobukazu Fudaba +2 more | 2009-06-23 |
| 7548167 | RF tag and method of manufacturing the RF tag | Takashi Yamagajo, Manabu Kai | 2009-06-16 |
| 7538738 | Tag-use antenna and tag using the same | Manabu Kai, Takashi Yamagajo | 2009-05-26 |
| 7522113 | Planar antenna | Andrey Andrenko | 2009-04-21 |
| 7516901 | RFID tag | Takashi Yamagajo, Manabu Kai, Shunji Baba, Yuichi Nakanishi | 2009-04-14 |
| 7501992 | Planar antenna | Takashi Yamagajo, Andrey Andrenko | 2009-03-10 |
| 7496152 | Adaptive control apparatus | Kazuo Nagatani, Tokuro Kubo, Hiroyoshi Ishikawa, Yasuyuki Oishi, Hiroyuki Hayashi +2 more | 2009-02-24 |
| 7486192 | RFID tag with frequency adjusting portion | Takashi Yamagajo, Manabu Kai | 2009-02-03 |