- 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: 11092
10-year publication summary
|
933
|
914
|
882
|
864
|
824
|
877
|
878
|
770
|
519
|
30
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 117179 |
504 |
| Microsoft Technology Licensing, LLC | 54343 |
491 |
| Cisco Technology, Inc. | 22127 |
467 |
| Qualcomm Incorporated | 88287 |
309 |
| International Business Machines Corporation | 61850 |
295 |
| LG Electronics Inc. | 74135 |
257 |
| Samsung Electronics Co., Ltd. | 150501 |
207 |
| ZTE Corporation | 43262 |
199 |
| Apple Inc. | 56767 |
198 |
| Zoom Communications, Inc. | 938 |
194 |
| Google LLC | 43317 |
175 |
| Telefonaktiebolaget LM Ericsson (publ) | 28507 |
155 |
| Ericsson | 22076 |
146 |
| Zoom Video Communications, Inc. | 551 |
140 |
| Ricoh Company, Ltd. | 13355 |
138 |
| Tencent Technology (Shenzhen) Company Limited | 15376 |
128 |
| salesforce.com, inc. | 5767 |
124 |
| AT&T Intellectual Property I, L.P. | 9728 |
113 |
| Nokia Technologies Oy | 19450 |
101 |
| Juniper Networks, Inc. | 3782 |
99 |
| Other owners | 6652 |