- 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: 127
10-year publication summary
|
8
|
17
|
15
|
19
|
11
|
11
|
7
|
3
|
2
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Panasonic Holdings Corporation | 1793 |
19 |
| Sun Patent Trust | 2002 |
14 |
| Huawei Technologies Co., Ltd. | 119637 |
13 |
| Panasonic Intellectual Property Corporation of America | 7065 |
12 |
| Panasonic Corporation | 19786 |
10 |
| NTT DoCoMo, Inc. | 14183 |
10 |
| Godo Kaisha IP Bridge 1 | 429 |
8 |
| Equo IP LLC | 20 |
6 |
| Samsung Electronics Co., Ltd. | 153093 |
5 |
| LG Electronics Inc. | 74848 |
5 |
| Sharp Corporation | 10436 |
3 |
| Mitsubishi Electric Corporation | 47522 |
3 |
| Fujitsu Limited | 17129 |
2 |
| Nokia Technologies Oy | 20164 |
2 |
| Telefonaktiebolaget LM Ericsson (publ) | 28612 |
2 |
| Apple Inc. | 57989 |
1 |
| Qualcomm Incorporated | 89928 |
1 |
| NEC Corporation | 36566 |
1 |
| Electronics and Telecommunications Research Institute | 9495 |
1 |
| ZTE Corporation | 43546 |
1 |
| Other owners | 8 |