- 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: 595
10-year publication summary
|
4
|
4
|
6
|
22
|
46
|
97
|
160
|
115
|
115
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cisco Technology, Inc. | 19312 |
74 |
| Hewlett Packard Enterprise Development LP | 10652 |
62 |
| Huawei Technologies Co., Ltd. | 106498 |
42 |
| Headwater Research LLC | 285 |
25 |
| Sonatus, Inc. | 69 |
25 |
| Intel Corporation | 46097 |
21 |
| Ericsson | 21094 |
14 |
| Comcast Cable Communications, LLC | 4430 |
12 |
| Samsung Electronics Co., Ltd. | 138518 |
11 |
| Oracle International Corporation | 12550 |
11 |
| Arista Networks, Inc. | 1022 |
10 |
| Microsoft Technology Licensing, LLC | 52891 |
8 |
| Nippon Telegraph and Telephone Corporation | 16244 |
8 |
| Palo Alto Networks, Inc. | 1090 |
8 |
| VMware LLC | 5569 |
8 |
| Qualcomm Incorporated | 81413 |
7 |
| Juniper Networks, Inc. | 3624 |
7 |
| Mellanox Technologies Ltd. | 1240 |
7 |
| ViaSat, Inc. | 1605 |
7 |
| Nokia Technologies Oy | 16490 |
6 |
| Other owners | 222 |