- All sections
- H - Electricity
- H01Q - Antennas, i.e. radio aerials
- H01Q 9/42 - Resonant antennas with feed to end of elongated active element, e.g. unipole with folded element, the folded parts being spaced apart a small fraction of the operating wavelength
Patent holdings for IPC class H01Q 9/42
Total number of patents in this class: 1868
10-year publication summary
|
183
|
223
|
156
|
110
|
91
|
108
|
71
|
89
|
43
|
35
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 158842 |
135 |
| Apple Inc. | 59177 |
126 |
| Huawei Technologies Co., Ltd. | 124630 |
58 |
| Murata Manufacturing Co., Ltd. | 25893 |
55 |
| Chiun MAI Communication Systems, Inc. | 350 |
48 |
| WNC Corporation | 612 |
33 |
| Acer Incorporated | 2193 |
30 |
| Microsoft Technology Licensing, LLC | 54554 |
28 |
| KYOCERA AVX Components (San Diego), Inc. | 286 |
27 |
| Qualcomm Incorporated | 93172 |
25 |
| Panasonic Intellectual Property Management Co., Ltd. | 34403 |
24 |
| HTC Corporation | 2425 |
23 |
| Pegatron Corporation | 624 |
20 |
| Sony Corporation | 30080 |
18 |
| Fujitsu Limited | 16851 |
17 |
| Yokowo Co., Ltd. | 580 |
16 |
| Panasonic Corporation | 18751 |
15 |
| Huawei Device Co., Ltd. | 2740 |
15 |
| LG Electronics Inc. | 75973 |
14 |
| Sony Ericsson Mobile Communications AB | 1347 |
14 |
| Other owners | 1127 |