- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 12/18 - Arrangements for providing special services to substations for broadcast or conference
Patent holdings for IPC class H04L 12/18
Total number of patents in this class: 11137
10-year publication summary
|
940
|
923
|
892
|
877
|
830
|
894
|
900
|
783
|
528
|
201
|
| 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 |
497 |
| Microsoft Technology Licensing, LLC | 54293 |
495 |
| Cisco Technology, Inc. | 22374 |
471 |
| Qualcomm Incorporated | 91008 |
306 |
| International Business Machines Corporation | 62353 |
293 |
| LG Electronics Inc. | 75330 |
256 |
| Zoom Communications, Inc. | 1154 |
236 |
| Samsung Electronics Co., Ltd. | 155524 |
210 |
| ZTE Corporation | 43898 |
199 |
| Apple Inc. | 58317 |
198 |
| Google LLC | 44142 |
188 |
| Telefonaktiebolaget LM Ericsson (publ) | 28689 |
148 |
| Ericsson | 22399 |
146 |
| Ricoh Company, Ltd. | 13318 |
138 |
| Zoom Video Communications, Inc. | 529 |
136 |
| Tencent Technology (Shenzhen) Company Limited | 15804 |
127 |
| salesforce.com, inc. | 5918 |
125 |
| AT&T Intellectual Property I, L.P. | 9938 |
112 |
| Nokia Technologies Oy | 20765 |
101 |
| Juniper Networks, Inc. | 3744 |
98 |
| Other owners | 6657 |