- 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: 729
10-year publication summary
|
4
|
5
|
17
|
46
|
100
|
169
|
124
|
117
|
105
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cisco Technology, Inc. | 22159 |
89 |
| Hewlett Packard Enterprise Development LP | 10792 |
82 |
| Huawei Technologies Co., Ltd. | 117695 |
51 |
| Headwater Research LLC | 313 |
31 |
| Sonatus, Inc. | 83 |
31 |
| Intel Corporation | 46576 |
23 |
| Arista Networks, Inc. | 1172 |
17 |
| Ericsson | 22114 |
16 |
| Oracle International Corporation | 13191 |
15 |
| Samsung Electronics Co., Ltd. | 151017 |
14 |
| VMware LLC | 6828 |
14 |
| Comcast Cable Communications, LLC | 4960 |
13 |
| Juniper Networks, Inc. | 3780 |
9 |
| Microsoft Technology Licensing, LLC | 54316 |
9 |
| Mellanox Technologies Ltd. | 1520 |
9 |
| Palo Alto Networks, Inc. | 1400 |
9 |
| Qualcomm Incorporated | 88555 |
8 |
| Nippon Telegraph and Telephone Corporation | 16264 |
8 |
| ViaSat, Inc. | 1658 |
8 |
| Verizon Patent And Licensing Inc. | 7398 |
7 |
| Other owners | 266 |