- 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: 1689
10-year publication summary
|
222
|
194
|
224
|
204
|
120
|
40
|
10
|
1
|
0
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cisco Technology, Inc. | 22555 |
314 |
| Huawei Technologies Co., Ltd. | 124115 |
281 |
| Juniper Networks, Inc. | 3366 |
163 |
| ZTE Corporation | 44255 |
99 |
| Ericsson | 22880 |
75 |
| Futurewei Technologies, Inc. | 3787 |
70 |
| Hewlett Packard Enterprise Development LP | 11510 |
49 |
| Telefonaktiebolaget LM Ericsson (publ) | 28872 |
41 |
| Ciena Corporation | 2193 |
33 |
| Morris Routing Technologies, LLC | 44 |
31 |
| Level 3 Communications, LLC | 1243 |
26 |
| AT&T Intellectual Property I, L.P. | 10002 |
22 |
| NEC Corporation | 37168 |
22 |
| Microsoft Technology Licensing, LLC | 54510 |
21 |
| Alcatel Lucent | 4308 |
17 |
| VMware LLC | 6974 |
15 |
| Alcatel Lucent SA | 1530 |
14 |
| Verizon Patent And Licensing Inc. | 7668 |
14 |
| Amazon Technologies, Inc. | 28193 |
12 |
| Nokia Solutions And Networks Oy | 7273 |
11 |
| Other owners | 359 |