- 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 21/08 - Sounding bodies; Whistles; Musical apparatus
Patent holdings for IPC class G04B 21/08
Total number of patents in this class: 39
10-year publication summary
7
|
8
|
3
|
0
|
3
|
6
|
4
|
2
|
2
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Montres Breguet S.A. | 349 |
15 |
Blancpain S.A. | 111 |
7 |
Ecole Polytechnique Federale de Lausanne (epfl) | 1434 |
3 |
Patek Philippe SA Geneve | 355 |
3 |
The Swatch Group Research and Development Ltd | 778 |
2 |
Samsung Electronics Co., Ltd. | 131630 |
1 |
Seiko Instruments Inc. | 660 |
1 |
Chopard Technologies SA | 15 |
1 |
Manufacture et fabrique de montres et chronometres Ulysse Nardin Le Locle SA | 29 |
1 |
Politecnico di Milano | 790 |
1 |
Reuge S.A. | 3 |
1 |
Société anonyme de la Manufacture d'horlogerie Audemars Piguet & Cie | 12 |
1 |
Mermod Frere SA | 1 |
1 |
Manufacture D'horlogerie Audemars Piguet SA | 48 |
1 |
Other owners | 0 |