- 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: 11081
10-year publication summary
|
1095
|
933
|
914
|
882
|
864
|
824
|
877
|
877
|
765
|
479
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Huawei Technologies Co., Ltd. | 115366 |
510 |
| Microsoft Technology Licensing, LLC | 54207 |
480 |
| Cisco Technology, Inc. | 22105 |
467 |
| Qualcomm Incorporated | 87362 |
309 |
| International Business Machines Corporation | 61738 |
295 |
| LG Electronics Inc. | 73680 |
261 |
| Samsung Electronics Co., Ltd. | 148765 |
208 |
| ZTE Corporation | 42992 |
199 |
| Apple Inc. | 56170 |
197 |
| Zoom Communications, Inc. | 856 |
181 |
| Google LLC | 43003 |
173 |
| Telefonaktiebolaget LM Ericsson (publ) | 28484 |
155 |
| Ericsson | 21972 |
146 |
| Zoom Video Communications, Inc. | 564 |
141 |
| Ricoh Company, Ltd. | 13364 |
138 |
| Tencent Technology (Shenzhen) Company Limited | 15102 |
128 |
| salesforce.com, inc. | 5716 |
124 |
| AT&T Intellectual Property I, L.P. | 9657 |
113 |
| Nokia Technologies Oy | 19084 |
100 |
| Juniper Networks, Inc. | 3762 |
99 |
| Other owners | 6657 |