- 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 25/02 - Indicating the time by other means or by combined means by feelingClocks or watches for blind persons
Patent holdings for IPC class G04B 25/02
Total number of patents in this class: 9
10-year publication summary
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0
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2
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2
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1
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2
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1
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1
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1
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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
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 146811 |
2 |
| Apple Inc. | 55174 |
1 |
| Toyoda Gosei Co., Ltd. | 1784 |
1 |
| President and Fellows of Harvard College | 5986 |
1 |
| Hewlett Packard Enterprise Development LP | 10727 |
1 |
| Patek Philippe SA Geneve | 377 |
1 |
| Force Dimension Technologies SARL | 5 |
1 |
| N.y.j | 1 |
1 |
| Other owners | 0 |