- 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: 1057
10-year publication summary
|
80
|
82
|
101
|
120
|
86
|
84
|
73
|
52
|
42
|
15
|
| 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 20654 |
38 |
| AT&T Intellectual Property I, L.P. | 11373 |
31 |
| ViaSat, Inc. | 1385 |
29 |
| Huawei Technologies Co., Ltd. | 91672 |
28 |
| International Business Machines Corporation | 63166 |
23 |
| Thales SA | 2311 |
22 |
| Mitsubishi Electric Corporation | 41690 |
21 |
| Qorvo US, Inc. | 1881 |
21 |
| Ericsson | 19816 |
18 |
| Raytheon Company | 8498 |
18 |
| Waymo LLC | 2533 |
18 |
| TDK Corporation | 6186 |
14 |
| Werlatone, Inc. | 46 |
14 |
| Intel Corporation | 46078 |
12 |
| Nidec Corporation | 2534 |
12 |
| WGR Co., Ltd. | 39 |
12 |
| NEC Corporation | 30702 |
11 |
| ROHDE & Schwarz GmbH & Co. KG | 1771 |
10 |
| Qualcomm Incorporated | 70338 |
9 |
| CommScope Technologies LLC | 4915 |
9 |
| Other owners | 687 |