- All sections
- H - Electricity
- H01P - Waveguides; resonators, 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: 1035
10-year publication summary
|
101
|
120
|
86
|
85
|
73
|
53
|
50
|
46
|
38
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 23702 |
34 |
| Huawei Technologies Co., Ltd. | 106762 |
32 |
| ViaSat, Inc. | 1611 |
30 |
| AT&T Intellectual Property I, L.P. | 9337 |
25 |
| International Business Machines Corporation | 60129 |
23 |
| Mitsubishi Electric Corporation | 44851 |
21 |
| Raytheon Company | 8444 |
21 |
| Qorvo US, Inc. | 2140 |
21 |
| Thales SA | 2322 |
18 |
| Ericsson | 21144 |
16 |
| Waymo LLC | 2965 |
14 |
| Intel Corporation | 46126 |
12 |
| TDK Corporation | 6539 |
11 |
| Werlatone, Inc. | 39 |
11 |
| NEC Corporation | 34413 |
10 |
| Samsung Electronics Co., Ltd. | 139001 |
8 |
| Qualcomm Incorporated | 81865 |
8 |
| ROHDE & Schwarz GmbH & Co. KG | 1903 |
8 |
| Skyworks Solutions, Inc. | 3608 |
8 |
| Nanning Fugui Precision Industrial Co., Ltd. | 154 |
8 |
| Other owners | 696 |