- All sections
- H - Electricity
- H04B - Transmission
- H04B 1/52 - Hybrid arrangements, i.e. arrangements for transition from single-path two-direction transmission to single-direction transmission on each of two paths or vice versa
Patent holdings for IPC class H04B 1/52
Total number of patents in this class: 473
10-year publication summary
|
48
|
35
|
26
|
45
|
38
|
28
|
21
|
14
|
11
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 22355 |
90 |
| Qualcomm Incorporated | 76576 |
65 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
38 |
| Huawei Technologies Co., Ltd. | 100781 |
18 |
| Samsung Electronics Co., Ltd. | 131630 |
15 |
| Epcos AG | 778 |
11 |
| Qorvo US, Inc. | 2018 |
10 |
| Apple Inc. | 50209 |
7 |
| Ericsson | 20417 |
7 |
| Google Technology Holdings LLC | 2658 |
6 |
| Motorola Mobility LLC | 2493 |
6 |
| SnapTrack, Inc. | 650 |
6 |
| LG Electronics Inc. | 69257 |
5 |
| Intel Corporation | 45621 |
5 |
| Broadcom Corporation | 545 |
5 |
| Andrew Wireless Systems GmbH | 169 |
5 |
| ST-Ericsson SA | 530 |
5 |
| Taiyo Yuden Co., Ltd. | 1809 |
5 |
| NXP B.V. | 2185 |
5 |
| Nike, Inc. | 13075 |
4 |
| Other owners | 155 |