- 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: 675
10-year publication summary
|
4
|
4
|
8
|
22
|
46
|
100
|
165
|
121
|
116
|
73
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cisco Technology, Inc. | 19900 |
87 |
| Hewlett Packard Enterprise Development LP | 10717 |
72 |
| Huawei Technologies Co., Ltd. | 112316 |
47 |
| Sonatus, Inc. | 82 |
30 |
| Headwater Research LLC | 295 |
29 |
| Intel Corporation | 46962 |
23 |
| Ericsson | 21733 |
16 |
| Samsung Electronics Co., Ltd. | 145864 |
14 |
| VMware LLC | 6935 |
14 |
| Oracle International Corporation | 12938 |
12 |
| Comcast Cable Communications, LLC | 4704 |
12 |
| Arista Networks, Inc. | 1091 |
11 |
| Microsoft Technology Licensing, LLC | 53693 |
9 |
| Nippon Telegraph and Telephone Corporation | 17337 |
9 |
| Juniper Networks, Inc. | 3734 |
8 |
| Palo Alto Networks, Inc. | 1242 |
8 |
| ViaSat, Inc. | 1595 |
8 |
| Qualcomm Incorporated | 85183 |
7 |
| Mellanox Technologies Ltd. | 1367 |
7 |
| Telefonaktiebolaget LM Ericsson (publ) | 27885 |
7 |
| Other owners | 245 |