- All sections
- G - Physics
- G04R - Radio-controlled time-pieces
- G04R 20/10 - Tuning or receivingCircuits therefor
Patent holdings for IPC class G04R 20/10
Total number of patents in this class: 21
10-year publication summary
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1
|
1
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0
|
1
|
0
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0
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0
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1
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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 19982 |
6 |
| Casio Computer Co., Ltd. | 3492 |
4 |
| SII Crystal Technology Inc. | 21 |
3 |
| citizen Holdings Co., Ltd. | 279 |
2 |
| citizen Watch Co., Ltd. | 1080 |
2 |
| Beijing KT Micro, Ltd. | 4 |
1 |
| XW LLC dba Xtendwave | 8 |
1 |
| Sharp Kabushiki Kaisha | 18643 |
1 |
| Aptiv Technologies AG | 2420 |
1 |
| Other owners | 0 |