- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 12/755 - Topology update consistency, e.g. link state advertisement [LSA], time stamping or sequence numbers in the updates
Patent holdings for IPC class H04L 12/755
Total number of patents in this class: 367
10-year publication summary
|
88
|
74
|
59
|
61
|
36
|
22
|
3
|
1
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cisco Technology, Inc. | 19411 |
44 |
| Juniper Networks, Inc. | 3632 |
24 |
| Huawei Technologies Co., Ltd. | 107154 |
20 |
| Ericsson | 21203 |
14 |
| ZTE Corporation | 41154 |
11 |
| Oracle International Corporation | 12598 |
10 |
| Nicira, Inc. | 1199 |
10 |
| Hewlett Packard Enterprise Development LP | 10655 |
9 |
| Telefonaktiebolaget LM Ericsson (publ) | 27443 |
9 |
| Arista Networks, Inc. | 1031 |
8 |
| NEC Corporation | 34540 |
7 |
| Amazon Technologies, Inc. | 25972 |
7 |
| Futurewei Technologies, Inc. | 3728 |
7 |
| Avago Technologies International Sales Pte. Limited | 8934 |
7 |
| VMware LLC | 5692 |
5 |
| AT&T Intellectual Property I, L.P. | 9347 |
4 |
| Intel Corporation | 46179 |
4 |
| Industrial Technology Research Institute | 4954 |
4 |
| Alcatel Lucent SA | 1622 |
4 |
| Dell Products L.P. | 13269 |
4 |
| Other owners | 155 |