- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 45/121 - Shortest path evaluation by minimising delays
Patent holdings for IPC class H04L 45/121
Total number of patents in this class: 251
10-year publication summary
|
2
|
0
|
5
|
1
|
25
|
33
|
50
|
65
|
31
|
34
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 112134 |
23 |
| JPMorgan Chase Bank, National Association | 8554 |
10 |
| Microsoft Technology Licensing, LLC | 53667 |
8 |
| Nippon Telegraph and Telephone Corporation | 17303 |
8 |
| Syntropy Network Limited | 17 |
8 |
| Cisco Technology, Inc. | 19881 |
7 |
| VMware LLC | 6934 |
7 |
| ZTE Corporation | 42269 |
6 |
| Citrix Systems, Inc. | 3611 |
6 |
| Ciena Corporation | 2028 |
5 |
| NEC Corporation | 35567 |
4 |
| Arista Networks, Inc. | 1087 |
4 |
| PME IP Pty Ltd | 123 |
4 |
| Fasetto, Inc. | 85 |
4 |
| International Business Machines Corporation | 61198 |
3 |
| Toshiba Corporation | 12326 |
3 |
| Ericsson | 21724 |
3 |
| Nokia Technologies Oy | 17746 |
3 |
| Hewlett Packard Enterprise Development LP | 10713 |
3 |
| Beijing Xiaomi Mobile Software Co., Ltd. | 12145 |
3 |
| Other owners | 129 |