- 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: 28331
10-year publication summary
|
4431
|
3873
|
3650
|
2825
|
1648
|
614
|
136
|
58
|
15
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cisco Technology, Inc. | 22668 |
1565 |
| Huawei Technologies Co., Ltd. | 125590 |
1164 |
| International Business Machines Corporation | 62871 |
744 |
| Ericsson | 23125 |
704 |
| Microsoft Technology Licensing, LLC | 54706 |
631 |
| Hewlett Packard Enterprise Development LP | 12492 |
579 |
| ZTE Corporation | 44368 |
564 |
| Amazon Technologies, Inc. | 28358 |
539 |
| VMware LLC | 6967 |
496 |
| Telefonaktiebolaget LM Ericsson (publ) | 29015 |
455 |
| Intel Corporation | 46342 |
440 |
| Qualcomm Incorporated | 93957 |
439 |
| Samsung Electronics Co., Ltd. | 159755 |
423 |
| AT&T Intellectual Property I, L.P. | 10062 |
414 |
| Google LLC | 44941 |
361 |
| Verizon Patent And Licensing Inc. | 7700 |
303 |
| Apple Inc. | 59479 |
256 |
| Avago Technologies International Sales Pte. Limited | 8518 |
229 |
| Juniper Networks, Inc. | 2426 |
215 |
| Oracle International Corporation | 13759 |
210 |
| Other owners | 17600 |