- 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 23/02 - Alarm clocks
Patent holdings for IPC class G04B 23/02
Total number of patents in this class: 67
10-year publication summary
|
5
|
1
|
10
|
4
|
1
|
4
|
4
|
5
|
3
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Montres Breguet S.A. | 360 |
22 |
| Patek Philippe SA Geneve | 421 |
6 |
| Blancpain S.A. | 127 |
5 |
| The Swatch Group Research and Development Ltd | 880 |
4 |
| Manufacture D'horlogerie Audemars Piguet SA | 97 |
3 |
| Hangzhou Jingcheng Sanhe Timer Industry Co., Ltd. | 12 |
2 |
| BlackBerry Limited | 4806 |
1 |
| LG Electronics Inc. | 76283 |
1 |
| Google Inc. | 4027 |
1 |
| Nokia Corporation | 4581 |
1 |
| Koninklijke Philips N.V. | 26174 |
1 |
| Lenovo Innovations Limited (hong Kong) | 204 |
1 |
| Agenhor S.A. | 7 |
1 |
| Ball Watch Company SA | 10 |
1 |
| Glashütter Uhrenbetrieb GmbH | 81 |
1 |
| Hatch Baby, Inc. | 78 |
1 |
| Manufacture et fabrique de montres et chronometres Ulysse Nardin Le Locle SA | 27 |
1 |
| Montres Jaquet Droz SA | 39 |
1 |
| Montres Journe S.A. | 34 |
1 |
| Montres TUDOR SA | 132 |
1 |
| Other owners | 11 |