- 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: 677
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. | 73678 |
26 |
| Samsung Electronics Co., Ltd. | 148924 |
22 |
| Qualcomm Incorporated | 87475 |
20 |
| NEC Corporation | 36252 |
18 |
| Sun Patent Trust | 2005 |
17 |
| Ericsson | 21992 |
16 |
| Texas Instruments Incorporated | 19493 |
14 |
| Huawei Technologies Co., Ltd. | 115556 |
14 |
| Electronics and Telecommunications Research Institute | 9460 |
12 |
| Mitsubishi Electric Corporation | 46870 |
12 |
| Transfert Plus, Société en Commandite | 46 |
12 |
| Intel Corporation | 46445 |
11 |
| NXP USA, Inc. | 4347 |
10 |
| Sony Corporation | 30805 |
9 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10946 |
8 |
| Nippon Telegraph and Telephone Corporation | 16318 |
8 |
| Innophase Inc. | 100 |
7 |
| AT&T Intellectual Property I, L.P. | 9661 |
6 |
| Panasonic Corporation | 19969 |
6 |
| ZTE Corporation | 43019 |
6 |
| Other owners | 423 |