- 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 19/18 - Graduations on the crystal or glass, on the bezel, or on the rim
Patent holdings for IPC class G04B 19/18
Total number of patents in this class: 37
10-year publication summary
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3
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3
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1
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1
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3
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3
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4
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3
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4
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4
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| 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 |
9 |
| Omega SA | 197 |
7 |
| Comadur S.A. | 81 |
4 |
| Rolex S.A. | 606 |
3 |
| Montres TUDOR SA | 115 |
2 |
| Levitation AG | 6 |
2 |
| Centre National de La Recherche Scientifique | 9632 |
1 |
| Seiko Epson Corporation | 18724 |
1 |
| Ball Watch Company SA | 8 |
1 |
| ETA SA Manufacture Horlogere Suisse | 638 |
1 |
| Richemont International SA | 1061 |
1 |
| Rubattel & Weyermann S.A. | 8 |
1 |
| Universite de Limoges | 191 |
1 |
| GE Infrastructure Technology, LLC | 5873 |
1 |
| Rubattel et Weyermann S.A. | 3 |
1 |
| OUT OF THE BOX S.r.l. | 6 |
1 |
| Other owners | 0 |