G04C 13/028
Transmission systems for synchronisation of pendulum of secondary clocks by pendulums of
Official title: {transmission systems for synchronisation of pendulum of secondary clocks by pendulums of primary clocks}
G04C13/028 (Transmission systems for synchronisation of pendulum of secondary clocks by pendulums of) appears on 2 US grants and 2 published applications in this corpus.
Search patents in G04C- Granted patents
- 2
- Published applications
- 2
- Assignees
- 1
- Inventors
- 1
- Latest grant
- 7 Mar 2023
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| Year | Granted patents | Published applications |
|---|---|---|
| 2019 | 0 | 1 |
| 2020 | 0 | 1 |
| 2021 | 0 | 0 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
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Recent patents
- Timepiece comprising a mechanical movement wherein the working is regulated by an electromechanical device7 Mar 2023US 11,599,065 B2The Swatch Group Research and Development Ltd
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- Timepiece comprising a mechanical movement which running is enhanced by a regulation device10 Sep 2020US 2020/0285199 A1The Swatch Group Research and Development Ltd
- Timepiece comprising a mechanical movement wherein the working is regulated by an electromechanical device19 Dec 2019US 2019/0384228 A1The Swatch Group Research and Development Ltd
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