- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 5/12 - Channels characterised by the type of signal the signals being represented by different phase modulations of a single carrier
Patent holdings for IPC class H04L 5/12
Total number of patents in this class: 615
10-year publication summary
|
27
|
29
|
27
|
39
|
33
|
51
|
47
|
44
|
35
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 86023 |
64 |
| Samsung Electronics Co., Ltd. | 147131 |
59 |
| LG Electronics Inc. | 73393 |
26 |
| Huawei Technologies Co., Ltd. | 113340 |
25 |
| Ericsson | 21833 |
22 |
| Apple Inc. | 55287 |
12 |
| Marvell Asia PTE, Ltd. | 6530 |
10 |
| NEC Corporation | 35827 |
9 |
| Texas Instruments Incorporated | 19450 |
9 |
| Cavium International | 5000 |
9 |
| Sony Corporation | 30979 |
7 |
| Futurewei Technologies, Inc. | 3757 |
7 |
| ROHDE & Schwarz GmbH & Co. KG | 1946 |
7 |
| Sun Patent Trust | 2003 |
7 |
| Interdigital Patent Holdings, Inc. | 5602 |
6 |
| Electronics and Telecommunications Research Institute | 9413 |
6 |
| Murata Manufacturing Co., Ltd. | 24650 |
6 |
| Nokia Technologies Oy | 18187 |
6 |
| Ofinno, LLC | 1772 |
6 |
| Microsoft Technology Licensing, LLC | 53829 |
5 |
| Other owners | 307 |