- All sections
- G - Physics
- G04R - Radio-controlled time-pieces
- G04R 20/10 - Tuning or receiving; Circuits therefor
Patent holdings for IPC class G04R 20/10
Total number of patents in this class: 21
10-year publication summary
|
3
|
1
|
1
|
1
|
0
|
1
|
0
|
0
|
0
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 18724 |
6 |
| Casio Computer Co., Ltd. | 3343 |
4 |
| SII Crystal Technology Inc. | 21 |
3 |
| citizen Holdings Co., Ltd. | 332 |
2 |
| citizen Watch Co., Ltd. | 1062 |
2 |
| Beijing KT Micro, Ltd. | 4 |
1 |
| XW LLC dba Xtendwave | 8 |
1 |
| Sharp Kabushiki Kaisha | 18957 |
1 |
| Aptiv Technologies AG | 2097 |
1 |
| Other owners | 0 |