- All sections
- H - Electricity
- H04B - Transmission
- H04B 1/54 - Circuits using the same frequency for two directions of communication
Patent holdings for IPC class H04B 1/54
Total number of patents in this class: 116
10-year publication summary
|
20
|
7
|
7
|
8
|
6
|
9
|
8
|
6
|
6
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Murata Manufacturing Co., Ltd. | 26029 |
11 |
| ARRIS Enterprises LLC | 3393 |
7 |
| LG Electronics Inc. | 76328 |
6 |
| Huawei Technologies Co., Ltd. | 125590 |
6 |
| Telefonaktiebolaget LM Ericsson (publ) | 29015 |
6 |
| Qualcomm Incorporated | 93957 |
5 |
| Ericsson | 23125 |
4 |
| Intel Corporation | 46342 |
4 |
| Nokia Technologies Oy | 22034 |
4 |
| Samsung Electronics Co., Ltd. | 159755 |
3 |
| Microsoft Technology Licensing, LLC | 54706 |
3 |
| Skyworks Solutions, Inc. | 4004 |
3 |
| NEC Corporation | 37563 |
2 |
| Texas Instruments Incorporated | 19643 |
2 |
| Thales SA | 2396 |
2 |
| Guangdong Oppo Mobile Telecommunications Corp., Ltd. | 23856 |
2 |
| Hiroshima University | 590 |
2 |
| Atmosic Technologies Inc. | 25 |
2 |
| Coms IP Holdings, LLC | 83 |
2 |
| Apple Inc. | 59479 |
1 |
| Other owners | 39 |