- All sections
- G - Physics
- G04C - Electromechanical clocks or watches
- G04C 10/04 - Arrangements of electric power supplies in time-pieces with means for indicating the condition of the power supply
Patent holdings for IPC class G04C 10/04
Total number of patents in this class: 49
10-year publication summary
|
6
|
7
|
5
|
8
|
9
|
5
|
3
|
2
|
4
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 19371 |
18 |
| Casio Computer Co., Ltd. | 3432 |
6 |
| citizen Watch Co., Ltd. | 1075 |
4 |
| ETA SA Manufacture Horlogere Suisse | 682 |
4 |
| Sony Corporation | 31028 |
2 |
| Polar Electro Oy | 307 |
2 |
| The Swatch Group Research and Development Ltd | 862 |
2 |
| Sequent SA | 2 |
2 |
| Samsung Electronics Co., Ltd. | 146534 |
1 |
| Apple Inc. | 55017 |
1 |
| Hewlett-Packard Development Company, L.P. | 25869 |
1 |
| CarePredict Inc. | 29 |
1 |
| Qingdao Goertek Technology Co., Ltd. | 68 |
1 |
| Realization Desal AG | 31 |
1 |
| Ocean Works Limited | 1 |
1 |
| Kalmar, Andrew | 1 |
1 |
| Seiko Watch Corporation | 112 |
1 |
| Other owners | 0 |