- All sections
- G - Physics
- G04B - Mechanically-driven clocks or watches; mechanical parts of clocks or watches in general; time-pieces using the position of the sun, moon, or stars
- G04B 33/12 - Calibers for extremely-long running times
Patent holdings for IPC class G04B 33/12
Total number of patents in this class: 3
10-year publication summary
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
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|---|---|---|
| ETA SA Manufacture Horlogere Suisse | 638 |
1 |
| Patek Philippe SA Geneve | 355 |
1 |
| Samep S.A. - Montres Emile Pequignet | 1 |
1 |
| Other owners | 0 |