- All sections
- H - Electricity
- H01Q - Antennas, i.e. radio aerials
- H01Q 13/20 - Non-resonant leaky-waveguide or transmission-line antennas Equivalent structures causing radiation along the transmission path of a guided wave
Patent holdings for IPC class H01Q 13/20
Total number of patents in this class: 576
10-year publication summary
|
40
|
42
|
61
|
54
|
44
|
42
|
39
|
38
|
39
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 123385 |
24 |
| AT&T Intellectual Property I, L.P. | 9995 |
14 |
| Avago Technologies International Sales Pte. Limited | 8558 |
13 |
| Jiangsu Hengxin Technology co., ltd. | 42 |
12 |
| Ericsson | 22717 |
11 |
| The Invention Science Fund I, LLC | 162 |
11 |
| Robert Bosch GmbH | 44160 |
10 |
| CPG Technologies, LLC | 99 |
9 |
| Telefonaktiebolaget LM Ericsson (publ) | 28758 |
9 |
| NEC Corporation | 37004 |
8 |
| Siemens Gamesa Renewable Energy A/S | 1961 |
7 |
| KYOCERA AVX Components (San Diego), Inc. | 284 |
7 |
| Samsung Electronics Co., Ltd. | 157719 |
6 |
| GM Global Technology Operations LLC | 16124 |
6 |
| Boe Technology Group Co., Ltd. | 44029 |
6 |
| Jiangsu Zhongtian Technology Co., Ltd. | 199 |
6 |
| InterDigital CE Patent Holdings, SAS | 1810 |
6 |
| The Boeing Company | 20160 |
5 |
| Murata Manufacturing Co., Ltd. | 25744 |
5 |
| NPX B.V. | 2820 |
5 |
| Other owners | 396 |