- All sections
- H - Electricity
- H01Q - Antennas, i.e. radio aerials
- H01Q 11/08 - Helical antennas
Patent holdings for IPC class H01Q 11/08
Total number of patents in this class: 367
10-year publication summary
|
24
|
24
|
47
|
26
|
32
|
29
|
29
|
25
|
16
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sarantel Limited | 18 |
16 |
| Harris Corporation | 1591 |
8 |
| Motorola Solutions, Inc. | 4355 |
7 |
| Topcon Positioning Systems, Inc. | 308 |
7 |
| Halliburton Energy Services, Inc. | 20165 |
6 |
| DENSO International America, Inc. | 609 |
6 |
| Murata Manufacturing Co., Ltd. | 22355 |
6 |
| Centre National d'Etudes Spatiales | 408 |
6 |
| Maxtena Inc. | 14 |
6 |
| Frontgrade Technologies Inc. | 10 |
6 |
| Denso Corporation | 23338 |
5 |
| EMS Technologies Canada, Ltd. | 10 |
5 |
| IXI Technology Holdings, Inc. | 48 |
5 |
| Samsung Electronics Co., Ltd. | 131630 |
4 |
| The Boeing Company | 19843 |
4 |
| Huawei Technologies Co., Ltd. | 100781 |
4 |
| Northrop Grumman Systems Corporation | 2940 |
4 |
| California Institute of Technology | 3884 |
4 |
| The Johns Hopkins University | 5377 |
4 |
| Emw Co., Ltd. | 128 |
4 |
| Other owners | 250 |