- 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 45/00 - Time-pieces of which the indicating means or cases provoke special effects, e.g. aesthetic effect
Patent holdings for IPC class G04B 45/00
Total number of patents in this class: 311
10-year publication summary
|
16
|
30
|
30
|
21
|
42
|
40
|
27
|
28
|
41
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Swatch Group Research and Development Ltd | 813 |
40 |
| Seiko Epson Corporation | 19080 |
19 |
| Omega SA | 208 |
19 |
| ETA SA Manufacture Horlogere Suisse | 671 |
17 |
| Montres Breguet S.A. | 344 |
16 |
| Preciflex SA | 57 |
14 |
| Rolex S.A. | 652 |
13 |
| Comadur S.A. | 86 |
9 |
| Manufacture D'horlogerie Audemars Piguet SA | 67 |
7 |
| Casio Computer Co., Ltd. | 3388 |
6 |
| Cartier International AG | 144 |
6 |
| Montres Jaquet Droz SA | 39 |
6 |
| Seiko Time Creation Inc. | 8 |
6 |
| Harry Winston SA | 928 |
5 |
| Blancpain S.A. | 114 |
4 |
| CompliTime SA | 36 |
4 |
| Nivarox-FAR S.A. | 273 |
4 |
| HARTZBAND, Paul | 6 |
4 |
| Montres Rado S.A. | 14 |
3 |
| Rubattel & Weyermann S.A. | 8 |
3 |
| Other owners | 106 |