- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 1/20 - Arrangements for detecting or preventing errors in the information received using signal-quality detector
Patent holdings for IPC class H04L 1/20
Total number of patents in this class: 2113
10-year publication summary
|
215
|
208
|
160
|
160
|
185
|
193
|
154
|
183
|
136
|
33
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Qualcomm Incorporated | 76576 |
211 |
| Huawei Technologies Co., Ltd. | 100781 |
83 |
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
82 |
| Samsung Electronics Co., Ltd. | 131630 |
81 |
| Ericsson | 20417 |
77 |
| Intel Corporation | 45621 |
62 |
| LG Electronics Inc. | 69257 |
52 |
| Apple Inc. | 50209 |
51 |
| Avago Technologies International Sales Pte. Limited | 9260 |
36 |
| NEC Corporation | 32703 |
31 |
| Sun Patent Trust | 1972 |
30 |
| Massengill, R. Kemp | 165 |
28 |
| Newman, David E. | 165 |
28 |
| ZTE Corporation | 39218 |
24 |
| Rambus Inc. | 2314 |
24 |
| Nokia Technologies Oy | 15057 |
22 |
| Fujitsu Limited | 19265 |
20 |
| Cisco Technology, Inc. | 18858 |
20 |
| Marvell Asia PTE, Ltd. | 6841 |
18 |
| Sony Corporation | 32931 |
17 |
| Other owners | 1116 |