- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 45/00 - Routing or path finding of packets in data switching networks
Patent holdings for IPC class H04L 45/00
Total number of patents in this class: 4227
10-year publication summary
|
7
|
6
|
19
|
56
|
339
|
581
|
920
|
969
|
765
|
486
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 114620 |
512 |
| Cisco Technology, Inc. | 22084 |
453 |
| VMware LLC | 6829 |
191 |
| Juniper Networks, Inc. | 3748 |
185 |
| Hewlett Packard Enterprise Development LP | 10755 |
117 |
| ZTE Corporation | 42831 |
94 |
| Microsoft Technology Licensing, LLC | 54052 |
92 |
| Arista Networks, Inc. | 1146 |
86 |
| Oracle International Corporation | 13050 |
83 |
| Ciena Corporation | 2046 |
76 |
| Intel Corporation | 46937 |
75 |
| Amazon Technologies, Inc. | 27080 |
66 |
| Ericsson | 21932 |
60 |
| Nippon Telegraph and Telephone Corporation | 16791 |
53 |
| Nokia Solutions And Networks Oy | 6809 |
41 |
| Futurewei Technologies, Inc. | 3763 |
39 |
| AT&T Intellectual Property I, L.P. | 9629 |
37 |
| Level 3 Communications, LLC | 1280 |
34 |
| International Business Machines Corporation | 61621 |
33 |
| Mellanox Technologies Ltd. | 1439 |
31 |
| Other owners | 1869 |