- All sections
- H - Electricity
- H01Q - Antennas, i.e. radio aerials
- H01Q 5/321 - Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors within a radiating element or between connected radiating elements
Patent holdings for IPC class H01Q 5/321
Total number of patents in this class: 245
10-year publication summary
|
23
|
24
|
32
|
34
|
19
|
18
|
14
|
16
|
18
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 24503 |
17 |
| KYOCERA AVX Components (San Diego), Inc. | 266 |
12 |
| Samsung Electronics Co., Ltd. | 145864 |
11 |
| Apple Inc. | 54773 |
11 |
| Outdoor Wireless Networks LLC | 1952 |
10 |
| Wistron NeWeb Corporation | 806 |
7 |
| Huawei Technologies Co., Ltd. | 112316 |
6 |
| Nokia Technologies Oy | 17784 |
6 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 20925 |
6 |
| King Fahd University of Petroleum and Minerals | 1179 |
6 |
| Intel Corporation | 46962 |
5 |
| Huawei Device Co., Ltd. | 2753 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 31330 |
4 |
| Microsoft Technology Licensing, LLC | 53693 |
4 |
| Skyworks Solutions, Inc. | 3713 |
4 |
| Tekcem | 31 |
4 |
| LG Electronics Inc. | 72962 |
3 |
| Honeywell International Inc. | 13539 |
3 |
| BAE SYSTEMS plc | 2339 |
3 |
| Chiun MAI Communication Systems, Inc. | 341 |
3 |
| Other owners | 115 |