- All sections
- H - Electricity
- H04B - Transmission
- H04B 7/0452 - Multi-user MIMO systems
Patent holdings for IPC class H04B 7/0452
Total number of patents in this class: 3358
10-year publication summary
|
236
|
366
|
514
|
442
|
397
|
349
|
316
|
295
|
275
|
99
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 84335 |
313 |
| Huawei Technologies Co., Ltd. | 110803 |
226 |
| LG Electronics Inc. | 72357 |
223 |
| Ericsson | 21565 |
168 |
| Samsung Electronics Co., Ltd. | 143812 |
159 |
| Telefonaktiebolaget LM Ericsson (publ) | 27768 |
142 |
| Intel Corporation | 46678 |
134 |
| Apple Inc. | 54416 |
106 |
| Sony Corporation | 31157 |
76 |
| Panasonic Intellectual Property Corporation of America | 7602 |
66 |
| Interdigital Patent Holdings, Inc. | 5252 |
65 |
| Electronics and Telecommunications Research Institute | 9319 |
57 |
| Atlas Global Technologies LLC | 236 |
57 |
| T-Mobile Innovations LLC | 3571 |
51 |
| NTT DoCoMo, Inc. | 12754 |
48 |
| Nokia Technologies Oy | 17533 |
44 |
| NXP USA, Inc. | 4270 |
42 |
| Nippon Telegraph and Telephone Corporation | 17109 |
39 |
| Marvell Asia PTE, Ltd. | 6555 |
39 |
| Sprint Spectrum LLC | 1571 |
36 |
| Other owners | 1267 |