Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11199816 | Electronic timepiece and method of assembling electronic timepiece | Takashi Sano, Yohei Kawaguchi, Tatsumi ICHIMURA, Takumi YASUDA | 2021-12-14 |
| 11199817 | Electronic timepiece | Takashi Sano, Yohei Kawaguchi, Tatsumi ICHIMURA, Takumi YASUDA | 2021-12-14 |
| 11144015 | Antenna device and timepiece | Takashi Sano, Yohei Kawaguchi, Tatsumi ICHIMURA, Takumi YASUDA | 2021-10-12 |