- All sections
- G - Physics
- G04B - Mechanically-driven clocks or watchesmechanical parts of clocks or watches in generaltime-pieces using the position of the sun, moon, or stars
- G04B 17/30 - Rotating governors, e.g. centrifugal governors, fan governors
Patent holdings for IPC class G04B 17/30
Total number of patents in this class: 5
10-year publication summary
0
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1
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0
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2
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0
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1
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0
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0
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1
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0
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2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
The Swatch Group Research and Development Ltd | 842 |
3 |
ETA SA Manufacture Horlogere Suisse | 681 |
1 |
Montres Breguet S.A. | 350 |
1 |
Other owners | 0 |