- All sections
- G - Physics
- G04C - Electromechanical clocks or watches
- G04C 3/14 - Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor
Patent holdings for IPC class G04C 3/14
Total number of patents in this class: 223
10-year publication summary
|
14
|
16
|
42
|
18
|
31
|
33
|
17
|
10
|
4
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Casio Computer Co., Ltd. | 3343 |
41 |
| Seiko Epson Corporation | 18724 |
37 |
| citizen Watch Co., Ltd. | 1062 |
34 |
| Seiko Instruments Inc. | 660 |
28 |
| ETA SA Manufacture Horlogere Suisse | 638 |
23 |
| citizen Holdings Co., Ltd. | 332 |
18 |
| The Swatch Group Research and Development Ltd | 778 |
7 |
| EM Microelectronic-Marin SA | 227 |
3 |
| Timex Group B.V. | 24 |
3 |
| Timex Group USA, Inc. | 157 |
3 |
| Garmin Switzerland GmbH | 586 |
2 |
| Pixart Imaging Inc. | 1581 |
2 |
| Seiko Watch Kabushiki Kaisha | 35 |
2 |
| TAG Heuer SA | 9 |
2 |
| Samsung Electronics Co., Ltd. | 131630 |
1 |
| Lapis Semiconductor Co., Ltd. | 1004 |
1 |
| Microsoft Technology Licensing, LLC | 51439 |
1 |
| Asulab S.A. | 7 |
1 |
| Festina Lotus, S.A. | 83 |
1 |
| Garmin Switzerland GmbH | 82 |
1 |
| Other owners | 12 |