- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 12/66 - Arrangements for connecting between networks having differing types of switching systems, e.g. gateways
Patent holdings for IPC class H04L 12/66
Total number of patents in this class: 7513
10-year publication summary
|
434
|
451
|
494
|
555
|
495
|
378
|
373
|
287
|
183
|
119
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 125590 |
335 |
| Cisco Technology, Inc. | 22668 |
228 |
| VMware LLC | 6967 |
202 |
| NEC Corporation | 37563 |
148 |
| Ericsson | 23125 |
146 |
| ZTE Corporation | 44368 |
130 |
| Samsung Electronics Co., Ltd. | 159755 |
127 |
| AT&T Intellectual Property I, L.P. | 10062 |
114 |
| Microsoft Technology Licensing, LLC | 54706 |
105 |
| Intel Corporation | 46342 |
90 |
| Verizon Patent And Licensing Inc. | 7700 |
82 |
| Hewlett Packard Enterprise Development LP | 12492 |
78 |
| Qualcomm Incorporated | 93957 |
72 |
| CenturyLink Intellectual Property LLC | 1288 |
71 |
| Comcast Cable Communications, LLC | 5273 |
66 |
| Nippon Telegraph and Telephone Corporation | 15898 |
61 |
| LG Electronics Inc. | 76328 |
60 |
| Nokia Technologies Oy | 22034 |
59 |
| Amazon Technologies, Inc. | 28358 |
58 |
| Avago Technologies International Sales Pte. Limited | 8518 |
58 |
| Other owners | 5223 |