- 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 19/02 - Back-gearing arrangements between gear train and hands
Patent holdings for IPC class G04B 19/02
Total number of patents in this class: 159
10-year publication summary
|
8
|
4
|
6
|
8
|
21
|
9
|
18
|
12
|
19
|
4
|
| 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 |
25 |
| ETA SA Manufacture Horlogere Suisse | 638 |
22 |
| Blancpain S.A. | 111 |
12 |
| Seiko Epson Corporation | 18724 |
7 |
| Casio Computer Co., Ltd. | 3343 |
7 |
| Rolex S.A. | 606 |
7 |
| Gfpi SA | 28 |
6 |
| The Swatch Group Research and Development Ltd | 778 |
6 |
| CompliTime SA | 54 |
5 |
| citizen Watch Co., Ltd. | 1062 |
4 |
| Harry Winston SA | 817 |
4 |
| Patek Philippe SA Geneve | 355 |
4 |
| Lange Uhren GmbH | 118 |
3 |
| Nogerah SA | 5 |
3 |
| Manufacture D'horlogerie Audemars Piguet SA | 48 |
3 |
| Breitling AG | 6 |
2 |
| Bulgari Horlogerie SA | 57 |
2 |
| Glashütter Uhrenbetrieb GmbH | 79 |
2 |
| La Montre Hermes S.A. | 58 |
2 |
| Richemont International SA | 1061 |
2 |
| Other owners | 31 |