- 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: 353
10-year publication summary
|
30
|
30
|
22
|
42
|
40
|
29
|
29
|
42
|
30
|
25
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Swatch Group Research and Development Ltd | 877 |
48 |
| Seiko Epson Corporation | 20406 |
22 |
| Omega SA | 220 |
21 |
| Rolex S.A. | 731 |
20 |
| Montres Breguet S.A. | 362 |
17 |
| ETA SA Manufacture Horlogere Suisse | 704 |
16 |
| Preciflex SA | 63 |
16 |
| Comadur S.A. | 97 |
11 |
| Manufacture D'horlogerie Audemars Piguet SA | 95 |
8 |
| Casio Computer Co., Ltd. | 3494 |
7 |
| Harry Winston SA | 1081 |
7 |
| Cartier International AG | 42 |
6 |
| Montres Jaquet Droz SA | 39 |
6 |
| Richemont International SA | 2934 |
6 |
| Seiko Time Creation Inc. | 8 |
6 |
| Blancpain S.A. | 127 |
4 |
| CompliTime SA | 28 |
4 |
| CSEM Centre Suisse d'Electronique et de Microtechnique SA - Recherche et Developpement | 240 |
4 |
| Nivarox-FAR S.A. | 287 |
4 |
| Rubattel & Weyermann S.A. | 10 |
4 |
| Other owners | 116 |