- All sections
- H - Electricity
- H01Q - Antennas, i.e. radio aerials
- H01Q 9/04 - Resonant antennas
Patent holdings for IPC class H01Q 9/04
Total number of patents in this class: 6515
10-year publication summary
|
376
|
548
|
525
|
683
|
737
|
653
|
629
|
660
|
635
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 138320 |
501 |
| Apple Inc. | 52547 |
186 |
| Murata Manufacturing Co., Ltd. | 23609 |
167 |
| Huawei Technologies Co., Ltd. | 106382 |
151 |
| Samsung Electro-mechanics Co., Ltd. | 5178 |
131 |
| LG Electronics Inc. | 70831 |
103 |
| Qualcomm Incorporated | 81327 |
97 |
| Intel Corporation | 46091 |
94 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 40493 |
76 |
| Boe Technology Group Co., Ltd. | 38724 |
67 |
| Wistron NeWeb Corporation | 750 |
66 |
| Rogers Corporation | 471 |
64 |
| Denso Corporation | 23692 |
56 |
| DONGWOO FINE-CHEM Co., Ltd. | 1257 |
56 |
| Raytheon Company | 8441 |
49 |
| KYOCERA AVX Components (San Diego), Inc. | 261 |
49 |
| City University of Hong Kong | 769 |
46 |
| Kyocera Corporation | 13319 |
42 |
| Skyworks Solutions, Inc. | 3601 |
42 |
| Yokowo Co., Ltd. | 504 |
42 |
| Other owners | 4430 |