- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 45/52 - Multiprotocol routers
Patent holdings for IPC class H04L 45/52
Total number of patents in this class: 81
10-year publication summary
|
1
|
1
|
3
|
3
|
7
|
16
|
18
|
17
|
12
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Intel Corporation | 46097 |
12 |
| Huawei Technologies Co., Ltd. | 106498 |
9 |
| Cisco Technology, Inc. | 19312 |
7 |
| Juniper Networks, Inc. | 3624 |
5 |
| NEC Corporation | 34337 |
3 |
| Nokia Solutions And Networks Oy | 6213 |
3 |
| Futurewei Technologies, Inc. | 3724 |
3 |
| Qualcomm Incorporated | 81413 |
2 |
| Siemens Canada Limited | 90 |
2 |
| Hewlett Packard Enterprise Development LP | 10652 |
2 |
| Comcast Cable Communications, LLC | 4430 |
2 |
| Live Nation Entertainment, Inc. | 324 |
2 |
| Simple Things Inc. | 21 |
2 |
| Samsung Electronics Co., Ltd. | 138518 |
1 |
| Siemens AG | 24572 |
1 |
| AT&T Intellectual Property I, L.P. | 9330 |
1 |
| Ericsson | 21094 |
1 |
| Oracle International Corporation | 12550 |
1 |
| Alcatel Lucent SA | 1629 |
1 |
| SAP SE | 9838 |
1 |
| Other owners | 20 |