- All sections
- H - Electricity
- H01Q - Antennas, i.e. radio aerials
- H01Q 21/24 - Combinations of antenna units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
Patent holdings for IPC class H01Q 21/24
Total number of patents in this class: 2513
10-year publication summary
|
158
|
210
|
228
|
232
|
274
|
235
|
240
|
253
|
171
|
68
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 110995 |
153 |
| Samsung Electronics Co., Ltd. | 144143 |
93 |
| Murata Manufacturing Co., Ltd. | 24342 |
76 |
| ViaSat, Inc. | 1590 |
56 |
| Ericsson | 21593 |
51 |
| Outdoor Wireless Networks LLC | 1701 |
46 |
| Raytheon Company | 8388 |
41 |
| Qualcomm Incorporated | 84501 |
40 |
| KMW Inc. | 720 |
38 |
| Telefonaktiebolaget LM Ericsson (publ) | 27794 |
36 |
| NEC Corporation | 35351 |
34 |
| Intel Corporation | 46699 |
30 |
| ISCO International, LLC | 229 |
27 |
| Mitsubishi Electric Corporation | 45811 |
26 |
| Coms IP Holdings, LLC | 84 |
25 |
| CommScope Technologies LLC | 3467 |
23 |
| Thales SA | 2324 |
21 |
| LG Electronics Inc. | 72473 |
19 |
| Denso Corporation | 24120 |
19 |
| Kyocera Corporation | 13689 |
17 |
| Other owners | 1642 |