- All sections
- H - Electricity
- H01P - Waveguidesresonators, lines or other devices of the waveguide type
- H01P 5/12 - Coupling devices having more than two ports
Patent holdings for IPC class H01P 5/12
Total number of patents in this class: 1045
10-year publication summary
|
99
|
115
|
85
|
81
|
68
|
51
|
52
|
46
|
40
|
21
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 114071 |
33 |
| Murata Manufacturing Co., Ltd. | 24813 |
31 |
| ViaSat, Inc. | 1605 |
30 |
| AT&T Intellectual Property I, L.P. | 9596 |
24 |
| International Business Machines Corporation | 61537 |
23 |
| Mitsubishi Electric Corporation | 46547 |
23 |
| Raytheon Company | 8395 |
23 |
| Qorvo US, Inc. | 2253 |
21 |
| Thales SA | 2353 |
18 |
| Ericsson | 21917 |
14 |
| Waymo LLC | 3157 |
14 |
| Intel Corporation | 47221 |
12 |
| TDK Corporation | 6874 |
12 |
| Werlatone, Inc. | 38 |
11 |
| NEC Corporation | 36108 |
10 |
| Samsung Electronics Co., Ltd. | 147787 |
9 |
| Qualcomm Incorporated | 86648 |
9 |
| ROHDE & Schwarz GmbH & Co. KG | 1956 |
8 |
| Skyworks Solutions, Inc. | 3754 |
8 |
| Nanning Fugui Precision Industrial Co., Ltd. | 154 |
8 |
| Other owners | 704 |