- All sections
- H - Electricity
- H01Q - Antennas, i.e. radio aerials
- H01Q 13/12 - Longitudinally slotted cylinder antennas Equivalent structures
Patent holdings for IPC class H01Q 13/12
Total number of patents in this class: 76
10-year publication summary
|
10
|
10
|
8
|
6
|
7
|
8
|
1
|
3
|
2
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The United States of America as represented by the Secretary of the Navy | 2818 |
6 |
| The Boeing Company | 20110 |
4 |
| Signify Holding B.V. | 7822 |
4 |
| Samsung Electronics Co., Ltd. | 152304 |
3 |
| The Regents of the University of California | 20447 |
3 |
| Hyundai Motor Company | 23382 |
3 |
| Mimosa Networks, Inc. | 74 |
3 |
| Eagle Technology, LLC | 388 |
3 |
| Ericsson | 22203 |
2 |
| Amazon Technologies, Inc. | 27555 |
2 |
| Lhc2 Inc | 11 |
2 |
| SAS SWS | 2 |
2 |
| SkyWave Antennas, Inc. | 23 |
2 |
| Sony Semiconductor Solutions Corporation | 11106 |
2 |
| TDF | 94 |
2 |
| Ericsson AB | 360 |
1 |
| Denso Corporation | 25062 |
1 |
| Huawei Technologies Co., Ltd. | 118879 |
1 |
| Raytheon Company | 8473 |
1 |
| Yazaki Corporation | 6904 |
1 |
| Other owners | 28 |