- All sections
- G - Physics
- G04C - Electromechanical clocks or watches
- G04C 21/16 - Producing acoustic time signals by electrical means producing the signals at adjustable fixed times
Patent holdings for IPC class G04C 21/16
Total number of patents in this class: 18
10-year publication summary
|
1
|
1
|
3
|
0
|
3
|
2
|
1
|
0
|
0
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Viavi Solutions Inc. | 1363 |
4 |
| Samsung Electronics Co., Ltd. | 131630 |
3 |
| Koninklijke Philips N.V. | 22975 |
3 |
| NEC Corporation | 32703 |
1 |
| Koninklijke Philips Electronics N.V. | 13133 |
1 |
| Blancpain S.A. | 111 |
1 |
| CenturyLink Intellectual Property LLC | 1130 |
1 |
| META Watch Oy | 1 |
1 |
| KO, Hyun Seok | 3 |
1 |
| KO, In Seok | 3 |
1 |
| Shenzhen Saiyi Science&technology Development Co., Ltd | 35 |
1 |
| Other owners | 0 |