- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 27/22 - Demodulator circuits; Receiver circuits
Patent holdings for IPC class H04L 27/22
Total number of patents in this class: 713
10-year publication summary
|
69
|
69
|
62
|
70
|
51
|
49
|
37
|
38
|
25
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Electronics Inc. | 69257 |
25 |
| Qualcomm Incorporated | 76576 |
21 |
| NEC Corporation | 32703 |
21 |
| Samsung Electronics Co., Ltd. | 131630 |
20 |
| Ericsson | 20417 |
20 |
| Sun Patent Trust | 1972 |
15 |
| Texas Instruments Incorporated | 19376 |
14 |
| Huawei Technologies Co., Ltd. | 100781 |
14 |
| Electronics and Telecommunications Research Institute | 8830 |
13 |
| Mitsubishi Electric Corporation | 43934 |
12 |
| Intel Corporation | 45621 |
11 |
| Transfert Plus, Société en Commandite | 36 |
11 |
| NXP USA, Inc. | 4155 |
10 |
| Sony Corporation | 32931 |
9 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
9 |
| Nippon Telegraph and Telephone Corporation | 14195 |
8 |
| Thomson Licensing | 4027 |
7 |
| Innophase Inc. | 93 |
7 |
| AT&T Intellectual Property I, L.P. | 9886 |
6 |
| Panasonic Corporation | 20786 |
6 |
| Other owners | 454 |