- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 45/18 - Loop-free operations
Patent holdings for IPC class H04L 45/18
Total number of patents in this class: 67
10-year publication summary
|
0
|
0
|
0
|
1
|
0
|
6
|
16
|
22
|
17
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 100781 |
14 |
| Juniper Networks, Inc. | 3556 |
7 |
| Cisco Technology, Inc. | 18858 |
5 |
| Oracle International Corporation | 12313 |
5 |
| Microsoft Technology Licensing, LLC | 51439 |
5 |
| Nokia Solutions And Networks Oy | 5698 |
3 |
| Hewlett Packard Enterprise Development LP | 10702 |
3 |
| Ericsson | 20417 |
2 |
| Dell Products L.P. | 11144 |
2 |
| Comcast Cable Communications, LLC | 4075 |
2 |
| Sonos, Inc. | 2274 |
2 |
| UAB 360 IT | 300 |
2 |
| The Regents of the University of California | 18943 |
1 |
| ZTE Corporation | 39218 |
1 |
| Futurewei Technologies, Inc. | 3708 |
1 |
| Nippon Telegraph and Telephone Corporation | 14195 |
1 |
| Arcadyan Technology Corporation | 70 |
1 |
| Extreme Networks, Inc. | 783 |
1 |
| Nordic Semiconductor ASA | 553 |
1 |
| Schweitzer Engineering Laboratories, Inc. | 920 |
1 |
| Other owners | 7 |