- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 12/58 - Message switching systems
Patent holdings for IPC class H04L 12/58
Total number of patents in this class: 16755
10-year publication summary
|
3062
|
2948
|
2636
|
2155
|
1374
|
417
|
71
|
22
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Microsoft Technology Licensing, LLC | 54350 |
1122 |
| International Business Machines Corporation | 62378 |
791 |
| META Platforms, Inc. | 6883 |
764 |
| Tencent Technology (Shenzhen) Company Limited | 15835 |
753 |
| Google LLC | 44247 |
573 |
| Snap Inc. | 6693 |
363 |
| Samsung Electronics Co., Ltd. | 156250 |
344 |
| Huawei Technologies Co., Ltd. | 121789 |
317 |
| Apple Inc. | 58458 |
287 |
| salesforce.com, inc. | 5925 |
233 |
| Malikie Innovations Limited | 6558 |
215 |
| ZTE Corporation | 43927 |
190 |
| Amazon Technologies, Inc. | 27949 |
179 |
| Verizon Patent And Licensing Inc. | 7543 |
177 |
| Alibaba Group Holding Limited | 6842 |
172 |
| Dropbox, Inc. | 1623 |
150 |
| AT&T Intellectual Property I, L.P. | 9967 |
125 |
| Oracle International Corporation | 13508 |
115 |
| Cisco Technology, Inc. | 22423 |
110 |
| Yahoo Assets LLC | 1165 |
110 |
| Other owners | 9665 |