- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 45/48 - Routing tree calculation
Patent holdings for IPC class H04L 45/48
Total number of patents in this class: 213
10-year publication summary
|
3
|
0
|
3
|
4
|
6
|
30
|
52
|
60
|
41
|
12
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Oracle International Corporation | 12313 |
26 |
| Huawei Technologies Co., Ltd. | 100781 |
15 |
| Cisco Technology, Inc. | 18858 |
14 |
| Arrcus, Inc. | 85 |
13 |
| Ciena Corporation | 1927 |
7 |
| Arista Networks, Inc. | 936 |
7 |
| ZTE Corporation | 39218 |
6 |
| Juniper Networks, Inc. | 3556 |
6 |
| Nokia Solutions And Networks Oy | 5698 |
6 |
| Futurewei Technologies, Inc. | 3708 |
6 |
| Itron, Inc. | 815 |
6 |
| Mitsubishi Electric Corporation | 43934 |
4 |
| Hewlett Packard Enterprise Development LP | 10702 |
4 |
| Mellanox Technologies Ltd. | 1097 |
4 |
| Nicira, Inc. | 1192 |
4 |
| Landis+Gyr Technology, Inc. | 406 |
4 |
| Nippon Telegraph and Telephone Corporation | 14195 |
3 |
| Barefoot Networks, Inc. | 154 |
3 |
| Consensii LLC, DBA EthAirNet Associates | 5 |
3 |
| Itron Global SARL | 187 |
3 |
| Other owners | 69 |