- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 12/723 - Label or tag based routing, e.g. multi-protocol label switching [MPLS] or generalised multi-protocol label switching [GMPLS]
Patent holdings for IPC class H04L 12/723
Total number of patents in this class: 1750
10-year publication summary
234
|
275
|
222
|
194
|
224
|
205
|
128
|
47
|
12
|
0
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Cisco Technology, Inc. | 18858 |
328 |
Huawei Technologies Co., Ltd. | 100781 |
290 |
Juniper Networks, Inc. | 3556 |
187 |
ZTE Corporation | 39218 |
100 |
Ericsson | 20417 |
75 |
Futurewei Technologies, Inc. | 3708 |
73 |
Telefonaktiebolaget LM Ericsson (publ) | 26435 |
41 |
Ciena Corporation | 1927 |
32 |
Morris Routing Technologies, LLC | 40 |
32 |
Level 3 Communications, LLC | 1428 |
27 |
Hewlett Packard Enterprise Development LP | 10702 |
25 |
AT&T Intellectual Property I, L.P. | 9886 |
24 |
NEC Corporation | 32703 |
24 |
Microsoft Technology Licensing, LLC | 51439 |
22 |
Alcatel Lucent | 4720 |
17 |
Alcatel Lucent SA | 1723 |
16 |
Verizon Patent And Licensing Inc. | 6900 |
16 |
Nokia Solutions And Networks Oy | 5698 |
15 |
VMware LLC | 6078 |
15 |
Amazon Technologies, Inc. | 24422 |
12 |
Other owners | 379 |