- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 41/28 - Restricting access to network management systems or functions, e.g. using authorisation function to access network configuration
Patent holdings for IPC class H04L 41/28
Total number of patents in this class: 346
10-year publication summary
|
5
|
4
|
12
|
35
|
44
|
65
|
75
|
71
|
32
|
16
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sonatus, Inc. | 102 |
31 |
| Snap Inc. | 6782 |
20 |
| International Business Machines Corporation | 62748 |
13 |
| Intel Corporation | 47178 |
12 |
| Huawei Technologies Co., Ltd. | 124115 |
10 |
| Cisco Technology, Inc. | 22555 |
8 |
| VMware LLC | 6974 |
8 |
| 3m Innovative Properties Company | 17458 |
7 |
| Hewlett Packard Enterprise Development LP | 11510 |
7 |
| ServiceNow, Inc. | 2160 |
7 |
| Samsara Inc. | 273 |
7 |
| Ericsson | 22880 |
6 |
| Oracle International Corporation | 13611 |
6 |
| Amazon Technologies, Inc. | 28193 |
6 |
| Arista Networks, Inc. | 1258 |
6 |
| ARRIS Enterprises LLC | 3402 |
5 |
| Telefonaktiebolaget LM Ericsson (publ) | 28872 |
5 |
| CrowdStrike, Inc. | 546 |
4 |
| Damaka, Inc. | 81 |
4 |
| Google LLC | 44614 |
4 |
| Other owners | 170 |