- All sections
- H - Electricity
- H04B - Transmission
- H04B 7/04 - Diversity systemsMulti-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
Patent holdings for IPC class H04B 7/04
Total number of patents in this class: 9687
10-year publication summary
|
865
|
594
|
371
|
268
|
241
|
175
|
215
|
419
|
377
|
252
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 75973 |
1111 |
| Qualcomm Incorporated | 93172 |
852 |
| Samsung Electronics Co., Ltd. | 158842 |
686 |
| Huawei Technologies Co., Ltd. | 124630 |
674 |
| Telefonaktiebolaget LM Ericsson (publ) | 28880 |
409 |
| Intel Corporation | 46449 |
290 |
| Ericsson | 22995 |
270 |
| ZTE Corporation | 44326 |
243 |
| Apple Inc. | 59177 |
210 |
| NTT DoCoMo, Inc. | 14952 |
155 |
| Sharp Kabushiki Kaisha | 18486 |
131 |
| NEC Corporation | 37312 |
120 |
| Sony Corporation | 30080 |
115 |
| Sun Patent Trust | 1999 |
102 |
| Panasonic Corporation | 18751 |
101 |
| Interdigital Patent Holdings, Inc. | 7128 |
100 |
| Nokia Technologies Oy | 21624 |
96 |
| Electronics and Telecommunications Research Institute | 9711 |
93 |
| Nokia Solutions And Networks Oy | 7292 |
82 |
| Kyocera Corporation | 14445 |
74 |
| Other owners | 3773 |