- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 49/552 - Prevention, detection or correction of errors by ensuring the integrity of packets received through redundant connections
Patent holdings for IPC class H04L 49/552
Total number of patents in this class: 66
10-year publication summary
|
0
|
0
|
1
|
2
|
9
|
13
|
16
|
8
|
7
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 113064 |
9 |
| Intel Corporation | 47033 |
4 |
| TQ Delta, LLC | 56 |
4 |
| Qualcomm Incorporated | 85833 |
3 |
| Connectify, Inc. | 50 |
3 |
| Missing Link Electronics, Inc. | 12 |
3 |
| Arrcus, Inc. | 98 |
3 |
| ROM Technologies, Inc. | 269 |
3 |
| Honeywell International Inc. | 13540 |
2 |
| Ericsson | 21804 |
2 |
| Cisco Technology, Inc. | 19961 |
2 |
| Rockwell Automation Technologies, Inc. | 2723 |
2 |
| CellSpinSoft Inc. | 19 |
2 |
| Samsung Electronics Co., Ltd. | 146811 |
1 |
| The Regents of the University of California | 19961 |
1 |
| NEC Corporation | 35778 |
1 |
| Fujitsu Limited | 18402 |
1 |
| Robert Bosch GmbH | 42705 |
1 |
| Denso Corporation | 24355 |
1 |
| Oracle International Corporation | 12947 |
1 |
| Other owners | 17 |