- 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: 3554
10-year publication summary
|
366
|
514
|
443
|
397
|
350
|
319
|
302
|
282
|
199
|
82
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 90674 |
345 |
| Huawei Technologies Co., Ltd. | 120888 |
242 |
| LG Electronics Inc. | 75160 |
235 |
| Samsung Electronics Co., Ltd. | 154751 |
176 |
| Ericsson | 22331 |
172 |
| Telefonaktiebolaget LM Ericsson (publ) | 28660 |
146 |
| Intel Corporation | 46718 |
137 |
| Apple Inc. | 58208 |
104 |
| Sony Corporation | 30353 |
76 |
| Panasonic Intellectual Property Corporation of America | 7104 |
73 |
| Interdigital Patent Holdings, Inc. | 6558 |
67 |
| Electronics and Telecommunications Research Institute | 9553 |
58 |
| Atlas Global Technologies LLC | 239 |
58 |
| T-Mobile Innovations LLC | 4038 |
53 |
| NTT DoCoMo, Inc. | 14397 |
51 |
| Nokia Technologies Oy | 20534 |
50 |
| NXP USA, Inc. | 4444 |
42 |
| Marvell Asia PTE, Ltd. | 6344 |
41 |
| Nokia Solutions And Networks Oy | 7099 |
40 |
| Nippon Telegraph and Telephone Corporation | 15950 |
36 |
| Other owners | 1352 |