Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9923281 | Dual antenna system | Tamami Maruyama, Yasuhiro Oda, Jianfeng Li, Qiaowei Yuan, Qiang Chen | 2018-03-20 |
| 9379666 | Microwave band booster rectifier circuit, and wireless tag device and wireless tag system employing same | Hitoshi Kitayoshi | 2016-06-28 |
| 8836583 | Reflectarray | Tamami Maruyama, Tomoyuki Ohya, Tatsuo Furuno, Qiang Chen, Jianfeng Li +2 more | 2014-09-16 |
| 8493181 | Sensor tag, sensor tag device, power receiving circuit, and sensor tag device power supply method | Hitoshi Kitayoshi | 2013-07-23 |
| 8390531 | Reflect array | Tamami Maruyama, Shinji Uebayashi, Tatsuo Furuno, Long Li, Qiang Chen +1 more | 2013-03-05 |
| 8253640 | Thin slot antenna having cavity, antenna power feeding method, and RFID tag device using the antenna and the method | Hitoshi Kitayoshi | 2012-08-28 |
| 8179263 | RF ID tag device | Hitoshi Kitayoshi | 2012-05-15 |
| 7629936 | Broad-band Fermi antenna design method, design program, and recording medium containing the design program | Koji Mizuno, Hiroyasu Sato, Yoshihiko Wagatsuma | 2009-12-08 |