- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 27/38 - Demodulator circuits; Receiver circuits
Patent holdings for IPC class H04L 27/38
Total number of patents in this class: 1318
10-year publication summary
|
122
|
100
|
128
|
129
|
118
|
70
|
63
|
65
|
64
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 81865 |
85 |
| Huawei Technologies Co., Ltd. | 106762 |
61 |
| Samsung Electronics Co., Ltd. | 139001 |
57 |
| NEC Corporation | 34413 |
45 |
| Telefonaktiebolaget LM Ericsson (publ) | 27416 |
45 |
| LG Electronics Inc. | 71039 |
37 |
| Mitsubishi Electric Corporation | 44851 |
29 |
| Ericsson | 21144 |
28 |
| Panasonic Intellectual Property Corporation of America | 7405 |
25 |
| Constellation Designs, LLC | 45 |
24 |
| Electronics and Telecommunications Research Institute | 9021 |
23 |
| Nippon Telegraph and Telephone Corporation | 16332 |
22 |
| Panasonic Corporation | 20315 |
21 |
| Texas Instruments Incorporated | 19432 |
21 |
| Saturn Licensing LLC | 1474 |
17 |
| Apple Inc. | 52750 |
15 |
| ZTE Corporation | 41061 |
15 |
| Sony Corporation | 31541 |
14 |
| Fujitsu Limited | 18405 |
14 |
| Massengill, R. Kemp | 168 |
14 |
| Other owners | 706 |