Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10862212 | Antenna device and wireless communication device | Takashi Yamagajo, Manabu Kai, Yohei Koga, Hirotake Sumi | 2020-12-08 |
| 10790587 | Multiband antenna and radio communication apparatus | Yohei Koga, Manabu Kai, Masatomo Mori, Takashi Yamagajo | 2020-09-29 |
| 10587045 | Antenna device | Takashi Yamagajo, Yohei Koga, Manabu Kai, Minoru Sakurai, Mitsuharu Hoshino | 2020-03-10 |
| 10559881 | Wireless communication device | Satoshi Sakita, Minoru Sakurai | 2020-02-11 |