- 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 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: 284
10-year publication summary
|
21
|
16
|
30
|
29
|
21
|
42
|
40
|
25
|
28
|
17
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Swatch Group Research and Development Ltd | 778 |
38 |
| Omega SA | 197 |
18 |
| ETA SA Manufacture Horlogere Suisse | 638 |
17 |
| Seiko Epson Corporation | 18724 |
15 |
| Montres Breguet S.A. | 349 |
15 |
| Preciflex SA | 53 |
11 |
| Rolex S.A. | 606 |
11 |
| Comadur S.A. | 81 |
8 |
| Cartier International AG | 1140 |
7 |
| Montres Jaquet Droz SA | 38 |
6 |
| Seiko Time Creation Inc. | 8 |
6 |
| Casio Computer Co., Ltd. | 3343 |
5 |
| Harry Winston SA | 817 |
5 |
| Blancpain S.A. | 111 |
4 |
| CompliTime SA | 54 |
4 |
| Nivarox-FAR S.A. | 265 |
4 |
| HARTZBAND, Paul | 6 |
4 |
| Montres Rado S.A. | 14 |
3 |
| Rubattel & Weyermann S.A. | 8 |
3 |
| The Swatch Group Management Services AG | 73 |
3 |
| Other owners | 97 |