- 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 19/22 - Arrangements for indicating different local apparent times; Universal time-pieces
Patent holdings for IPC class G04B 19/22
Total number of patents in this class: 88
10-year publication summary
|
3
|
8
|
11
|
10
|
8
|
9
|
4
|
4
|
5
|
1
|
| 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 |
| Seiko Epson Corporation | 18724 |
6 |
| Samsung Electronics Co., Ltd. | 131630 |
4 |
| Blancpain S.A. | 111 |
4 |
| Rolex S.A. | 606 |
4 |
| ETA SA Manufacture Horlogere Suisse | 638 |
3 |
| Google LLC | 38759 |
3 |
| Omega SA | 197 |
3 |
| Casio Computer Co., Ltd. | 3343 |
2 |
| citizen Watch Co., Ltd. | 1062 |
2 |
| Montres Breguet S.A. | 349 |
2 |
| Montres TUDOR SA | 115 |
2 |
| Quartex, division of Primex, Inc. | 4 |
2 |
| Manufacture D'horlogerie Audemars Piguet SA | 48 |
2 |
| Apple Inc. | 50209 |
1 |
| BlackBerry Limited | 5958 |
1 |
| Qualcomm Incorporated | 76576 |
1 |
| LG Electronics Inc. | 69257 |
1 |
| International Business Machines Corporation | 60644 |
1 |
| Ericsson | 20417 |
1 |
| Other owners | 34 |