- All sections
- H - Electricity
- H01Q - Antennas, i.e. radio aerials
- H01Q 13/18 - Resonant slot antennas the slot being backed by, or formed in boundary wall of, a resonant cavity
Patent holdings for IPC class H01Q 13/18
Total number of patents in this class: 474
10-year publication summary
|
20
|
33
|
27
|
72
|
41
|
65
|
57
|
38
|
45
|
11
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 100781 |
27 |
| Samsung Electronics Co., Ltd. | 131630 |
19 |
| Apple Inc. | 50209 |
18 |
| Raytheon Company | 8535 |
9 |
| Chiun MAI Communication Systems, Inc. | 344 |
9 |
| Microsoft Technology Licensing, LLC | 51439 |
8 |
| The Boeing Company | 19843 |
7 |
| Intel Corporation | 45621 |
7 |
| Qualcomm Incorporated | 76576 |
6 |
| Motorola Mobility LLC | 2493 |
6 |
| CommScope Technologies LLC | 4937 |
6 |
| Ericsson | 20417 |
5 |
| Hyundai Motor Company | 19021 |
5 |
| City University of Hong Kong | 684 |
5 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 18739 |
5 |
| Vayyar Imaging Ltd. | 150 |
5 |
| Centre National de La Recherche Scientifique | 9632 |
4 |
| Ecole Superieure de Physique et de Chimie Industrielles de La Ville de Paris | 292 |
4 |
| Kymeta Corporation | 253 |
4 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
4 |
| Other owners | 311 |