- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 12/46 - Interconnection of networks
Patent holdings for IPC class H04L 12/46
Total number of patents in this class: 12054
10-year publication summary
|
1078
|
1136
|
1068
|
1195
|
1074
|
993
|
928
|
660
|
479
|
168
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 121322 |
934 |
| Cisco Technology, Inc. | 22374 |
930 |
| VMware LLC | 6830 |
555 |
| ZTE Corporation | 43898 |
354 |
| Juniper Networks, Inc. | 3744 |
331 |
| Hewlett Packard Enterprise Development LP | 10979 |
284 |
| Amazon Technologies, Inc. | 27894 |
252 |
| Oracle International Corporation | 13501 |
181 |
| Ericsson | 22399 |
178 |
| Microsoft Technology Licensing, LLC | 54293 |
173 |
| Telefonaktiebolaget LM Ericsson (publ) | 28689 |
165 |
| NEC Corporation | 36658 |
153 |
| International Business Machines Corporation | 62353 |
150 |
| Sumitomo Electric Industries, Ltd. | 16195 |
148 |
| Sumitomo Wiring Systems, Ltd. | 10870 |
139 |
| AutoNetworks Technologies, Ltd. | 6996 |
138 |
| Arista Networks, Inc. | 1222 |
133 |
| Avago Technologies International Sales Pte. Limited | 8579 |
126 |
| Intel Corporation | 46767 |
116 |
| AT&T Intellectual Property I, L.P. | 9938 |
107 |
| Other owners | 6507 |