- All sections
- G - Physics
- G04C - Electromechanical clocks or watches
- G04C 9/00 - Electrically-actuated devices for setting the time-indicating means
Patent holdings for IPC class G04C 9/00
Total number of patents in this class: 54
10-year publication summary
|
6
|
6
|
2
|
11
|
3
|
2
|
1
|
2
|
1
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Seiko Epson Corporation | 18724 |
10 |
| Casio Computer Co., Ltd. | 3343 |
10 |
| ETA SA Manufacture Horlogere Suisse | 638 |
5 |
| Seiko Instruments Inc. | 660 |
4 |
| citizen Watch Co., Ltd. | 1062 |
4 |
| Timex Group B.V. | 24 |
3 |
| Chikouji Gakuen Educational Foundation | 12 |
2 |
| Seiko Solutions Inc. | 27 |
2 |
| ZTE Corporation | 39218 |
1 |
| JPMorgan Chase Bank, National Association | 10964 |
1 |
| citizen Holdings Co., Ltd. | 332 |
1 |
| DS Zodiac, Inc. | 6 |
1 |
| Festina Lotus, S.A. | 83 |
1 |
| Korea Research Institute of Standards and Science | 639 |
1 |
| Ricoh Elemex Corporation | 10 |
1 |
| Seiko Clock Inc. | 6 |
1 |
| SII Crystal Technology Inc. | 21 |
1 |
| Sony Semiconductor Solutions Corporation | 8770 |
1 |
| The Swatch Group Research and Development Ltd | 778 |
1 |
| Kaha Pte. Ltd. | 41 |
1 |
| Other owners | 2 |