- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 12/26 - Monitoring arrangements; Testing arrangements
Patent holdings for IPC class H04L 12/26
Total number of patents in this class: 29387
10-year publication summary
|
4210
|
4434
|
3875
|
3653
|
2833
|
1698
|
638
|
124
|
26
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cisco Technology, Inc. | 19303 |
1487 |
| Huawei Technologies Co., Ltd. | 106382 |
1253 |
| International Business Machines Corporation | 60067 |
758 |
| Ericsson | 21054 |
728 |
| Microsoft Technology Licensing, LLC | 52895 |
644 |
| ZTE Corporation | 41003 |
576 |
| Amazon Technologies, Inc. | 25791 |
540 |
| Telefonaktiebolaget LM Ericsson (publ) | 27359 |
472 |
| Hewlett Packard Enterprise Development LP | 10710 |
447 |
| Intel Corporation | 46091 |
446 |
| Qualcomm Incorporated | 81327 |
441 |
| Samsung Electronics Co., Ltd. | 138320 |
434 |
| AT&T Intellectual Property I, L.P. | 9324 |
422 |
| Juniper Networks, Inc. | 3622 |
361 |
| Google LLC | 40708 |
361 |
| Verizon Patent And Licensing Inc. | 6932 |
300 |
| VMware LLC | 5560 |
290 |
| Apple Inc. | 52547 |
264 |
| Avago Technologies International Sales Pte. Limited | 8958 |
244 |
| NEC Corporation | 34296 |
243 |
| Other owners | 18676 |