- All sections
- H - Electricity
- H04B - Transmission
- H04B 1/50 - Circuits using different frequencies for the two directions of communication
Patent holdings for IPC class H04B 1/50
Total number of patents in this class: 473
10-year publication summary
|
39
|
37
|
36
|
33
|
43
|
33
|
50
|
50
|
38
|
13
|
| 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 |
107 |
| Samsung Electronics Co., Ltd. | 131630 |
71 |
| Qualcomm Incorporated | 76576 |
25 |
| Huawei Technologies Co., Ltd. | 100781 |
19 |
| Intel Corporation | 45621 |
14 |
| Skyworks Solutions, Inc. | 3450 |
12 |
| LG Electronics Inc. | 69257 |
10 |
| Infineon Technologies AG | 8189 |
10 |
| Kyocera Corporation | 12735 |
10 |
| Apple Inc. | 50209 |
9 |
| Ericsson | 20417 |
8 |
| Coms IP Holdings, LLC | 93 |
7 |
| NEC Corporation | 32703 |
6 |
| Taiyo Yuden Co., Ltd. | 1809 |
6 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
5 |
| NTT DoCoMo, Inc. | 11501 |
4 |
| Huizhou TCL Mobile Communication Co., Ltd. | 1085 |
4 |
| Humatics Corporation | 80 |
4 |
| Qorvo US, Inc. | 2018 |
4 |
| UTVATE Corporation | 17 |
4 |
| Other owners | 134 |