- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 43/55 - Testing of service level quality, e.g. simulating service usage
Patent holdings for IPC class H04L 43/55
Total number of patents in this class: 153
10-year publication summary
|
0
|
0
|
1
|
1
|
2
|
12
|
22
|
47
|
51
|
17
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cisco Technology, Inc. | 18858 |
9 |
| Cyara Solutions Pty Ltd | 58 |
6 |
| Huawei Technologies Co., Ltd. | 100781 |
5 |
| Fidelity Information Services, LLC | 504 |
5 |
| Splunk Inc. | 1872 |
5 |
| DISH Wireless L.L.C. | 648 |
5 |
| International Business Machines Corporation | 60644 |
4 |
| Juniper Networks, Inc. | 3556 |
4 |
| Microsoft Technology Licensing, LLC | 51439 |
4 |
| Nippon Telegraph and Telephone Corporation | 14195 |
4 |
| Google LLC | 38759 |
4 |
| Samsung Electronics Co., Ltd. | 131630 |
3 |
| AT&T Intellectual Property I, L.P. | 9886 |
3 |
| ABB Schweiz AG | 6321 |
3 |
| Hewlett Packard Enterprise Development LP | 10702 |
3 |
| Spirent Communications, Inc. | 152 |
3 |
| Assia SPE LLC, c/o The Corporation Trust Company | 108 |
3 |
| Sandvine Corporation | 186 |
3 |
| Ericsson | 20417 |
2 |
| Intel Corporation | 45621 |
2 |
| Other owners | 73 |