- 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: 11097
10-year publication summary
|
933
|
914
|
882
|
864
|
823
|
879
|
885
|
772
|
521
|
126
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 119724 |
498 |
| Microsoft Technology Licensing, LLC | 54202 |
490 |
| Cisco Technology, Inc. | 22245 |
463 |
| Qualcomm Incorporated | 90013 |
308 |
| International Business Machines Corporation | 62153 |
293 |
| LG Electronics Inc. | 74878 |
256 |
| Zoom Communications, Inc. | 1085 |
223 |
| Samsung Electronics Co., Ltd. | 153357 |
208 |
| Apple Inc. | 58024 |
199 |
| ZTE Corporation | 43559 |
199 |
| Google LLC | 43702 |
185 |
| Telefonaktiebolaget LM Ericsson (publ) | 28615 |
154 |
| Ericsson | 22261 |
146 |
| Ricoh Company, Ltd. | 13305 |
138 |
| Zoom Video Communications, Inc. | 536 |
138 |
| Tencent Technology (Shenzhen) Company Limited | 15618 |
127 |
| salesforce.com, inc. | 5886 |
124 |
| AT&T Intellectual Property I, L.P. | 9833 |
112 |
| Nokia Technologies Oy | 20211 |
100 |
| Juniper Networks, Inc. | 3783 |
99 |
| Other owners | 6637 |