- 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: 50
10-year publication summary
|
0
|
0
|
0
|
1
|
2
|
11
|
11
|
14
|
8
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 100781 |
6 |
| TQ Delta, LLC | 60 |
4 |
| Missing Link Electronics, Inc. | 12 |
3 |
| Arrcus, Inc. | 85 |
3 |
| Qualcomm Incorporated | 76576 |
2 |
| Intel Corporation | 45621 |
2 |
| Cisco Technology, Inc. | 18858 |
2 |
| Rockwell Automation Technologies, Inc. | 2547 |
2 |
| CellSpinSoft Inc. | 19 |
2 |
| Connectify, Inc. | 37 |
2 |
| ROM Technologies, Inc. | 210 |
2 |
| The Regents of the University of California | 18943 |
1 |
| Honeywell International Inc. | 13799 |
1 |
| NEC Corporation | 32703 |
1 |
| Fujitsu Limited | 19265 |
1 |
| Robert Bosch GmbH | 40953 |
1 |
| Denso Corporation | 23338 |
1 |
| Oracle International Corporation | 12313 |
1 |
| Amazon Technologies, Inc. | 24422 |
1 |
| Microsoft Technology Licensing, LLC | 51439 |
1 |
| Other owners | 11 |