- All sections
- H - Electricity
- H04J - Multiplex communication
- H04J 13/22 - Allocation of codes with a zero correlation zone
Patent holdings for IPC class H04J 13/22
Total number of patents in this class: 132
10-year publication summary
|
10
|
8
|
17
|
15
|
19
|
11
|
11
|
7
|
3
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Panasonic Holdings Corporation | 1733 |
19 |
| Sun Patent Trust | 2000 |
14 |
| Huawei Technologies Co., Ltd. | 113006 |
13 |
| Panasonic Intellectual Property Corporation of America | 6793 |
12 |
| Panasonic Corporation | 20093 |
10 |
| NTT DoCoMo, Inc. | 13067 |
10 |
| Godo Kaisha IP Bridge 1 | 461 |
8 |
| Optis Wireless Technology, LLC | 204 |
6 |
| Equo IP LLC | 20 |
6 |
| Samsung Electronics Co., Ltd. | 146534 |
5 |
| LG Electronics Inc. | 73210 |
5 |
| Sharp Corporation | 10255 |
3 |
| Mitsubishi Electric Corporation | 46160 |
3 |
| Fujitsu Limited | 18389 |
2 |
| Nokia Technologies Oy | 17914 |
2 |
| Telefonaktiebolaget LM Ericsson (publ) | 28022 |
2 |
| Apple Inc. | 55017 |
1 |
| Qualcomm Incorporated | 85550 |
1 |
| NEC Corporation | 35734 |
1 |
| Electronics and Telecommunications Research Institute | 9399 |
1 |
| Other owners | 8 |