- 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: 1288
10-year publication summary
|
162
|
122
|
100
|
128
|
129
|
118
|
70
|
63
|
63
|
16
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 76576 |
77 |
| Huawei Technologies Co., Ltd. | 100781 |
57 |
| Samsung Electronics Co., Ltd. | 131630 |
55 |
| NEC Corporation | 32703 |
47 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
44 |
| LG Electronics Inc. | 69257 |
36 |
| Ericsson | 20417 |
30 |
| Mitsubishi Electric Corporation | 43934 |
28 |
| Panasonic Intellectual Property Corporation of America | 7230 |
25 |
| Constellation Designs, LLC | 43 |
24 |
| Electronics and Telecommunications Research Institute | 8830 |
23 |
| Panasonic Corporation | 20786 |
21 |
| Texas Instruments Incorporated | 19376 |
21 |
| Apple Inc. | 50209 |
15 |
| ZTE Corporation | 39218 |
15 |
| Saturn Licensing LLC | 1502 |
15 |
| Sony Corporation | 32931 |
14 |
| Fujitsu Limited | 19265 |
14 |
| Massengill, R. Kemp | 165 |
14 |
| Newman, David E. | 165 |
14 |
| Other owners | 699 |