- 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: 1042
10-year publication summary
|
101
|
120
|
86
|
85
|
73
|
53
|
53
|
48
|
40
|
17
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 113006 |
32 |
| Murata Manufacturing Co., Ltd. | 24575 |
31 |
| ViaSat, Inc. | 1602 |
30 |
| AT&T Intellectual Property I, L.P. | 9520 |
24 |
| International Business Machines Corporation | 61287 |
23 |
| Mitsubishi Electric Corporation | 46160 |
23 |
| Raytheon Company | 8387 |
22 |
| Qorvo US, Inc. | 2221 |
21 |
| Thales SA | 2340 |
18 |
| Ericsson | 21778 |
15 |
| Waymo LLC | 3115 |
14 |
| Intel Corporation | 47013 |
12 |
| TDK Corporation | 6750 |
12 |
| Werlatone, Inc. | 38 |
11 |
| NEC Corporation | 35734 |
10 |
| Samsung Electronics Co., Ltd. | 146534 |
9 |
| Qualcomm Incorporated | 85550 |
9 |
| ROHDE & Schwarz GmbH & Co. KG | 1932 |
8 |
| Skyworks Solutions, Inc. | 3730 |
8 |
| Nanning Fugui Precision Industrial Co., Ltd. | 154 |
8 |
| Other owners | 702 |