Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10983222 | Satellite radiowave receiving device, electronic timepiece, method for controlling positioning operations, and storage device | Tatsuya Sekitsuka, Ryuji Shingyoji | 2021-04-20 |
| 10935665 | Satellite radiowave receiving device, electronic timepiece, method for controlling positioning operations, and storage device | Tatsuya Sekitsuka, Ryuji Shingyoji | 2021-03-02 |
| 10890666 | Satellite radiowave receiving device, electronic timepiece, control method for obtaining positioning information, and recording medium | Tatsuya Sekitsuka | 2021-01-12 |