- All sections
- H - Electricity
- H01Q - Antennas, i.e. radio aerials
- H01Q 19/08 - Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using refracting or diffracting devices, e.g. lens for modifying the radiation pattern of a radiating horn in which it is located
Patent holdings for IPC class H01Q 19/08
Total number of patents in this class: 154
10-year publication summary
|
21
|
39
|
28
|
21
|
14
|
7
|
10
|
4
|
3
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| AT&T Intellectual Property I, L.P. | 10069 |
39 |
| Vega Grieshaber KG | 779 |
7 |
| ViaSat, Inc. | 1735 |
6 |
| Hitachi Automotive Systems, Ltd. | 3954 |
5 |
| Hitachi Astemo, Ltd. | 6434 |
5 |
| 3m Innovative Properties Company | 17443 |
4 |
| Lisa Dräxlmaier GmbH | 598 |
4 |
| Rogers Corporation | 512 |
4 |
| Rosemount Tank Radar AB | 282 |
4 |
| Skyworks Solutions, Inc. | 3996 |
4 |
| The Boeing Company | 20217 |
2 |
| Huawei Technologies Co., Ltd. | 125335 |
2 |
| Northrop Grumman Systems Corporation | 2912 |
2 |
| The Antenna Company International N.V. | 18 |
2 |
| Fractal Antenna Systems, Inc. | 56 |
2 |
| Limited Liability Company "radio Gigabit" | 22 |
2 |
| Endress+Hauser Se+co.kg | 388 |
2 |
| Cld Western Property Holdings Ltd. | 4 |
2 |
| Siemens AG | 23934 |
1 |
| Sony Corporation | 29887 |
1 |
| Other owners | 54 |