- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 49/253 - Routing or path finding in a switch fabric using establishment or release of connections between ports
Patent holdings for IPC class H04L 49/253
Total number of patents in this class: 157
10-year publication summary
|
0
|
0
|
1
|
4
|
26
|
23
|
29
|
27
|
20
|
22
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Juniper Networks, Inc. | 3746 |
10 |
| Mellanox Technologies Ltd. | 1428 |
9 |
| VMware LLC | 6828 |
9 |
| Huawei Technologies Co., Ltd. | 114320 |
8 |
| Cisco Technology, Inc. | 22033 |
6 |
| Intel Corporation | 47239 |
5 |
| Nippon Telegraph and Telephone Corporation | 16975 |
5 |
| Google LLC | 42673 |
5 |
| Nant Holdings IP, LLC | 755 |
5 |
| Pure Storage, Inc. | 2744 |
5 |
| International Business Machines Corporation | 61596 |
4 |
| Oracle International Corporation | 13030 |
4 |
| Dell Products L.P. | 14821 |
4 |
| Hewlett Packard Enterprise Development LP | 10756 |
4 |
| Pensando Systems Inc. | 134 |
4 |
| Ericsson | 21932 |
3 |
| Microsoft Technology Licensing, LLC | 54000 |
3 |
| GE Aviation Systems LLC | 585 |
3 |
| Micron Technology, Inc. | 26255 |
2 |
| ZTE Corporation | 42789 |
2 |
| Other owners | 57 |