- All sections
- G - Physics
- G04D - Apparatus or tools specially designed for making or maintaining clocks or watches
- G04D 7/02 - Measuring, counting, calibrating, testing, or regulating apparatus for mainsprings
Patent holdings for IPC class G04D 7/02
Total number of patents in this class: 2
10-year publication summary
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
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|---|---|---|
| The Swatch Group Research and Development Ltd | 862 |
1 |
| Tianjin Seagull Watch Co., Ltd. | 21 |
1 |
| Other owners | 0 |