- 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 31/04 - Shock-damping bearings with jewel hole and cap jewel
Patent holdings for IPC class G04B 31/04
Total number of patents in this class: 34
10-year publication summary
|
3
|
5
|
2
|
3
|
2
|
0
|
4
|
1
|
0
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ETA SA Manufacture Horlogere Suisse | 638 |
12 |
| The Swatch Group Research and Development Ltd | 778 |
6 |
| Rolex S.A. | 606 |
5 |
| Nivarox-FAR S.A. | 265 |
4 |
| Montres Breguet S.A. | 349 |
2 |
| Seiko Instruments Inc. | 660 |
1 |
| Manufacture et fabrique de montres et chronometres Ulysse Nardin Le Locle SA | 29 |
1 |
| University of Massachusetts | 2130 |
1 |
| Télôs Watch SA | 4 |
1 |
| François Besse | 4 |
1 |
| Other owners | 0 |