- 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: 622
10-year publication summary
|
29
|
27
|
39
|
33
|
51
|
47
|
45
|
50
|
18
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 88827 |
69 |
| Samsung Electronics Co., Ltd. | 151485 |
57 |
| Huawei Technologies Co., Ltd. | 118145 |
27 |
| Ericsson | 22156 |
23 |
| LG Electronics Inc. | 74388 |
22 |
| Apple Inc. | 57166 |
11 |
| Marvell Asia PTE, Ltd. | 6392 |
10 |
| NEC Corporation | 36448 |
9 |
| Texas Instruments Incorporated | 19542 |
9 |
| Cavium International | 4835 |
9 |
| Nokia Technologies Oy | 19787 |
8 |
| Sun Patent Trust | 2005 |
8 |
| Sony Corporation | 30588 |
7 |
| Futurewei Technologies, Inc. | 3767 |
7 |
| ROHDE & Schwarz GmbH & Co. KG | 1969 |
7 |
| Interdigital Patent Holdings, Inc. | 6222 |
6 |
| Electronics and Telecommunications Research Institute | 9435 |
6 |
| Murata Manufacturing Co., Ltd. | 25252 |
6 |
| Ofinno, LLC | 2020 |
6 |
| Cable Television Laboratories, Inc. | 1052 |
5 |
| Other owners | 310 |