- 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 19/34 - Position of the hands projected optically
Patent holdings for IPC class G04B 19/34
Total number of patents in this class: 4
10-year publication summary
0
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0
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1
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1
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1
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0
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0
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1
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1
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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
|
---|---|---|
JPMorgan Chase Bank, National Association | 10964 |
1 |
Zhaoqing Hengyi Industrial Company Ltd. | 11 |
1 |
Shenzhen Skyworth-rgb Electronic Co., Ltd. | 352 |
1 |
Realization Desal AG | 22 |
1 |
Other owners | 0 |