- All sections
- H - Electricity
- H04J - Multiplex communication
- H04J 13/00 - Code division multiplex systems
Patent holdings for IPC class H04J 13/00
Total number of patents in this class: 2145
10-year publication summary
|
173
|
206
|
194
|
242
|
237
|
156
|
142
|
87
|
97
|
95
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 87191 |
209 |
| Huawei Technologies Co., Ltd. | 115187 |
199 |
| LG Electronics Inc. | 73619 |
186 |
| Samsung Electronics Co., Ltd. | 148649 |
140 |
| Apple Inc. | 56070 |
73 |
| Sun Patent Trust | 2005 |
72 |
| Intel Corporation | 46703 |
50 |
| NTT DoCoMo, Inc. | 13559 |
50 |
| ZTE Corporation | 42934 |
48 |
| Ericsson | 21957 |
46 |
| Panasonic Intellectual Property Corporation of America | 6901 |
42 |
| NEC Corporation | 36225 |
40 |
| Telefonaktiebolaget LM Ericsson (publ) | 28460 |
37 |
| Electronics and Telecommunications Research Institute | 9465 |
32 |
| Sharp Corporation | 10297 |
29 |
| Panasonic Corporation | 19985 |
28 |
| ISCO International, LLC | 240 |
26 |
| Panasonic Holdings Corporation | 1770 |
26 |
| Optis Wireless Technology, LLC | 188 |
24 |
| Sony Corporation | 30829 |
22 |
| Other owners | 766 |