- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 47/20 - Traffic policing
Patent holdings for IPC class H04L 47/20
Total number of patents in this class: 745
10-year publication summary
|
4
|
5
|
17
|
47
|
100
|
169
|
124
|
115
|
106
|
26
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cisco Technology, Inc. | 22278 |
90 |
| Hewlett Packard Enterprise Development LP | 10885 |
81 |
| Huawei Technologies Co., Ltd. | 120098 |
51 |
| Headwater Research LLC | 314 |
32 |
| Sonatus, Inc. | 90 |
31 |
| Intel Corporation | 46680 |
23 |
| Arista Networks, Inc. | 1212 |
18 |
| Ericsson | 22292 |
16 |
| Oracle International Corporation | 13457 |
16 |
| Samsung Electronics Co., Ltd. | 153845 |
14 |
| VMware LLC | 6827 |
14 |
| Comcast Cable Communications, LLC | 5038 |
13 |
| Mellanox Technologies Ltd. | 1558 |
10 |
| Juniper Networks, Inc. | 3782 |
9 |
| Microsoft Technology Licensing, LLC | 54242 |
9 |
| Palo Alto Networks, Inc. | 1509 |
9 |
| Qualcomm Incorporated | 90221 |
8 |
| Verizon Patent And Licensing Inc. | 7490 |
8 |
| Nippon Telegraph and Telephone Corporation | 15997 |
8 |
| ViaSat, Inc. | 1685 |
8 |
| Other owners | 277 |