- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 27/22 - Demodulator circuitsReceiver circuits
Patent holdings for IPC class H04L 27/22
Total number of patents in this class: 680
10-year publication summary
|
67
|
61
|
70
|
51
|
47
|
36
|
37
|
26
|
14
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 73818 |
26 |
| Samsung Electronics Co., Ltd. | 148584 |
22 |
| Qualcomm Incorporated | 86992 |
21 |
| NEC Corporation | 36186 |
18 |
| Sun Patent Trust | 2006 |
17 |
| Ericsson | 21968 |
16 |
| Texas Instruments Incorporated | 19481 |
14 |
| Huawei Technologies Co., Ltd. | 114984 |
14 |
| Electronics and Telecommunications Research Institute | 9468 |
12 |
| Mitsubishi Electric Corporation | 46757 |
12 |
| Transfert Plus, Société en Commandite | 45 |
12 |
| Intel Corporation | 46760 |
11 |
| NXP USA, Inc. | 4339 |
10 |
| Sony Corporation | 30856 |
9 |
| Nippon Telegraph and Telephone Corporation | 16751 |
9 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10959 |
8 |
| Innophase Inc. | 100 |
7 |
| AT&T Intellectual Property I, L.P. | 9647 |
6 |
| Panasonic Corporation | 20001 |
6 |
| ZTE Corporation | 42891 |
6 |
| Other owners | 424 |