- All sections
- G - Physics
- G04F - Time-interval measuring
- G04F 8/04 - Apparatus for measuring unknown time intervals by electromechanical means using an electromechanical oscillator using a piezoelectric oscillator
Patent holdings for IPC class G04F 8/04
Total number of patents in this class: 3
10-year publication summary
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2
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0
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0
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0
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0
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0
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0
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0
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0
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Richemont International SA | 1061 |
2 |
| Cartier International AG | 1140 |
1 |
| Other owners | 0 |