- 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 35/00 - Adjusting the gear train, e.g. the backlash of the arbors, depth of meshing of the gears
Patent holdings for IPC class G04B 35/00
Total number of patents in this class: 44
10-year publication summary
|
1
|
8
|
2
|
6
|
4
|
1
|
1
|
1
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ETA SA Manufacture Horlogere Suisse | 683 |
15 |
| Montres Breguet S.A. | 350 |
3 |
| Patek Philippe SA Geneve | 377 |
3 |
| citizen Watch Co., Ltd. | 1076 |
2 |
| Harry Winston SA | 957 |
2 |
| HUBLOT SA, Geneve | 159 |
2 |
| Rolex S.A. | 670 |
2 |
| Seiko Epson Corporation | 19458 |
1 |
| Shin-Etsu Chemical Co., Ltd. | 5676 |
1 |
| Casio Computer Co., Ltd. | 3433 |
1 |
| Blancpain S.A. | 122 |
1 |
| Bulgari Horlogerie SA | 50 |
1 |
| CompliTime SA | 36 |
1 |
| Ferro Corporation | 240 |
1 |
| Gfpi SA | 17 |
1 |
| Nivarox-FAR S.A. | 281 |
1 |
| Omega SA | 215 |
1 |
| Richemont International SA | 2730 |
1 |
| Ronda AG | 2 |
1 |
| Manufacture D'horlogerie Audemars Piguet SA | 73 |
1 |
| Other owners | 2 |