- All sections
- G - Physics
- G04G - Electronic time-pieces
- G04G 7/00 - Synchronisation
Patent holdings for IPC class G04G 7/00
Total number of patents in this class: 204
10-year publication summary
|
21
|
16
|
17
|
20
|
14
|
12
|
15
|
6
|
8
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Telegraph and Telephone Corporation | 17365 |
14 |
| Casio Computer Co., Ltd. | 3433 |
13 |
| NEC Corporation | 35827 |
6 |
| Mitsubishi Electric Corporation | 46295 |
6 |
| J.J. Mackay Canada Limited | 81 |
6 |
| Seiko Epson Corporation | 19458 |
5 |
| Whirlpool Corporation | 4437 |
4 |
| National Institute of Information and Communications Technology | 634 |
4 |
| Siemens AG | 24436 |
3 |
| Sony Corporation | 30979 |
3 |
| Raytheon Company | 8385 |
3 |
| Sony Semiconductor Solutions Corporation | 10547 |
3 |
| Sulu Networks Ltd. | 4 |
3 |
| Samsung Electronics Co., Ltd. | 147131 |
2 |
| Siemens Canada Limited | 86 |
2 |
| Hitachi Kokusai Electric Inc. | 875 |
2 |
| Koninklijke Philips N.V. | 24810 |
2 |
| ZTE Corporation | 42628 |
2 |
| Alstom Holdings | 611 |
2 |
| Omron Corporation | 7264 |
2 |
| Other owners | 117 |