- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 27/38 - Demodulator circuitsReceiver circuits
Patent holdings for IPC class H04L 27/38
Total number of patents in this class: 1321
10-year publication summary
|
99
|
128
|
129
|
115
|
69
|
63
|
68
|
64
|
46
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 87986 |
93 |
| Huawei Technologies Co., Ltd. | 116370 |
65 |
| Samsung Electronics Co., Ltd. | 149582 |
59 |
| Telefonaktiebolaget LM Ericsson (publ) | 28470 |
47 |
| NEC Corporation | 36322 |
45 |
| LG Electronics Inc. | 73936 |
38 |
| Mitsubishi Electric Corporation | 47065 |
30 |
| Ericsson | 22021 |
28 |
| Panasonic Intellectual Property Corporation of America | 6937 |
25 |
| Constellation Designs, LLC | 48 |
25 |
| Texas Instruments Incorporated | 19497 |
22 |
| Electronics and Telecommunications Research Institute | 9360 |
22 |
| Nippon Telegraph and Telephone Corporation | 16252 |
22 |
| Massengill Family Trust, Richard Kemp Massengill, Co-Trustee, citizen USA, Esther S. Massengill, Co-Trustee, citizen USA | 230 |
17 |
| Saturn Licensing LLC | 1442 |
17 |
| Apple Inc. | 56571 |
15 |
| Panasonic Corporation | 19934 |
15 |
| ZTE Corporation | 43127 |
15 |
| Sony Corporation | 30745 |
14 |
| Marvell Asia PTE, Ltd. | 6426 |
14 |
| Other owners | 693 |