- 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: 673
10-year publication summary
|
62
|
70
|
51
|
49
|
37
|
38
|
26
|
15
|
14
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 75694 |
26 |
| Samsung Electronics Co., Ltd. | 157719 |
23 |
| Qualcomm Incorporated | 92196 |
21 |
| NEC Corporation | 37004 |
18 |
| Sun Patent Trust | 2006 |
18 |
| Ericsson | 22717 |
15 |
| Texas Instruments Incorporated | 19672 |
14 |
| Huawei Technologies Co., Ltd. | 123385 |
14 |
| Electronics and Telecommunications Research Institute | 9672 |
12 |
| Mitsubishi Electric Corporation | 48018 |
12 |
| Transfert Plus, Société en Commandite | 45 |
12 |
| Intel Corporation | 47106 |
11 |
| NXP USA, Inc. | 4401 |
10 |
| Sony Corporation | 30181 |
9 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11123 |
8 |
| Nippon Telegraph and Telephone Corporation | 15924 |
7 |
| Innophase Inc. | 101 |
7 |
| AT&T Intellectual Property I, L.P. | 9995 |
6 |
| ZTE Corporation | 44170 |
6 |
| Silicon Laboratories Inc. | 1179 |
6 |
| Other owners | 418 |