- 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 19/22 - Arrangements for indicating different local apparent timesUniversal time-pieces
Patent holdings for IPC class G04B 19/22
Total number of patents in this class: 85
10-year publication summary
|
8
|
11
|
10
|
8
|
9
|
4
|
4
|
5
|
5
|
3
|
| 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 | 842 |
9 |
| Seiko Epson Corporation | 19321 |
6 |
| Samsung Electronics Co., Ltd. | 145630 |
4 |
| Blancpain S.A. | 117 |
4 |
| Rolex S.A. | 662 |
4 |
| Manufacture D'horlogerie Audemars Piguet SA | 72 |
4 |
| Casio Computer Co., Ltd. | 3424 |
3 |
| ETA SA Manufacture Horlogere Suisse | 681 |
3 |
| Google LLC | 42096 |
3 |
| Omega SA | 214 |
3 |
| Montres Breguet S.A. | 350 |
2 |
| Montres TUDOR SA | 128 |
2 |
| Apple Inc. | 54714 |
1 |
| BlackBerry Limited | 5148 |
1 |
| Qualcomm Incorporated | 85094 |
1 |
| LG Electronics Inc. | 72890 |
1 |
| International Business Machines Corporation | 61198 |
1 |
| Ericsson | 21724 |
1 |
| Huawei Technologies Co., Ltd. | 112134 |
1 |
| Avaya Inc. | 1395 |
1 |
| Other owners | 30 |