- All sections
- H - Electricity
- H01P - Waveguidesresonators, lines or other devices of the waveguide type
- H01P 1/213 - Frequency-selective devices, e.g. filters combining or separating two or more different frequencies
Patent holdings for IPC class H01P 1/213
Total number of patents in this class: 548
10-year publication summary
|
59
|
41
|
53
|
50
|
40
|
44
|
41
|
22
|
32
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 24342 |
49 |
| Huawei Technologies Co., Ltd. | 110995 |
33 |
| Telefonaktiebolaget LM Ericsson (publ) | 27794 |
23 |
| Ericsson | 21593 |
20 |
| NEC Corporation | 35351 |
19 |
| CTS Corporation | 270 |
19 |
| KMW Inc. | 720 |
13 |
| International Business Machines Corporation | 61023 |
10 |
| Comba Telecom Technology (Guangzhou) Ltd. | 295 |
8 |
| Samsung Electronics Co., Ltd. | 144143 |
7 |
| Qualcomm Incorporated | 84501 |
7 |
| Fujikura Ltd. | 2906 |
7 |
| CommScope Italy S.r.l. | 54 |
7 |
| Skyworks Solutions, Inc. | 3701 |
7 |
| Thales SA | 2324 |
6 |
| Innertron, Inc. | 30 |
6 |
| Intel Corporation | 46699 |
5 |
| Mitsubishi Electric Corporation | 45811 |
5 |
| Epcos AG | 708 |
5 |
| Kyocera Corporation | 13689 |
5 |
| Other owners | 287 |