- 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 31/08 - Lubrication
Patent holdings for IPC class G04B 31/08
Total number of patents in this class: 40
10-year publication summary
|
2
|
1
|
5
|
4
|
4
|
2
|
3
|
7
|
3
|
0
|
| 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 |
6 |
| The Swatch Group Research and Development Ltd | 778 |
6 |
| Rolex S.A. | 606 |
5 |
| Seiko Instruments Inc. | 660 |
3 |
| Nivarox-FAR S.A. | 265 |
3 |
| Association Suisse pour la Recherche Horlogere | 9 |
2 |
| citizen Watch Co., Ltd. | 1062 |
2 |
| Comadur S.A. | 81 |
2 |
| Patek Philippe SA Geneve | 355 |
2 |
| Surfactis Technologies | 10 |
2 |
| Acrotec R&D SA | 3 |
2 |
| Nissan Motor Co., Ltd. | 12249 |
1 |
| Jean Michel Martin | 3 |
1 |
| CreaLuxe SA | 1 |
1 |
| Aichi University of Education | 1 |
1 |
| Pierhor-gasser SA | 2 |
1 |
| Other owners | 0 |