- 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 19/28 - Adjustable guide marks or pointers for indicating determined points of time
Patent holdings for IPC class G04B 19/28
Total number of patents in this class: 124
10-year publication summary
|
12
|
13
|
10
|
13
|
13
|
11
|
14
|
12
|
9
|
11
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Omega SA | 214 |
20 |
| The Swatch Group Research and Development Ltd | 840 |
13 |
| Rolex S.A. | 660 |
11 |
| Samsung Electronics Co., Ltd. | 144675 |
7 |
| Comadur S.A. | 87 |
7 |
| Seiko Epson Corporation | 19296 |
5 |
| Montres Breguet S.A. | 353 |
4 |
| Casio Computer Co., Ltd. | 3424 |
3 |
| Patek Philippe SA Geneve | 376 |
3 |
| Bulgari Horlogerie SA | 50 |
2 |
| ETA SA Manufacture Horlogere Suisse | 681 |
2 |
| Fossil Group, Inc. | 290 |
2 |
| LVMH Swiss manufactures SA | 275 |
2 |
| Montres TUDOR SA | 128 |
2 |
| Richemont International SA | 2698 |
2 |
| The Swatch Group Management Services AG | 31 |
2 |
| Tissot SA | 194 |
2 |
| OUT OF THE BOX S.r.l. | 5 |
2 |
| R-B Holding ApS | 5 |
2 |
| LG Electronics Inc. | 72675 |
1 |
| Other owners | 30 |