- 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: 10942
10-year publication summary
|
1113
|
939
|
923
|
892
|
876
|
830
|
886
|
877
|
762
|
318
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 112316 |
515 |
| Microsoft Technology Licensing, LLC | 53693 |
473 |
| Cisco Technology, Inc. | 19900 |
467 |
| Qualcomm Incorporated | 85183 |
311 |
| International Business Machines Corporation | 61210 |
294 |
| LG Electronics Inc. | 72962 |
262 |
| Samsung Electronics Co., Ltd. | 145864 |
208 |
| ZTE Corporation | 42295 |
199 |
| Apple Inc. | 54773 |
192 |
| Google LLC | 42135 |
173 |
| Telefonaktiebolaget LM Ericsson (publ) | 27885 |
157 |
| Zoom Video Communications, Inc. | 563 |
147 |
| Ericsson | 21733 |
145 |
| Zoom Communications, Inc. | 696 |
143 |
| Ricoh Company, Ltd. | 13242 |
136 |
| Tencent Technology (Shenzhen) Company Limited | 14725 |
125 |
| salesforce.com, inc. | 5562 |
124 |
| AT&T Intellectual Property I, L.P. | 9510 |
114 |
| Nokia Technologies Oy | 17784 |
100 |
| Juniper Networks, Inc. | 3734 |
98 |
| Other owners | 6559 |