- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 9/40 - Network security protocols
Patent holdings for IPC class H04L 9/40
Total number of patents in this class: 34054
10-year publication summary
|
58
|
109
|
221
|
789
|
2656
|
5021
|
6933
|
8402
|
8065
|
2348
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cisco Technology, Inc. | 19531 |
934 |
| Microsoft Technology Licensing, LLC | 53262 |
902 |
| Capital One Services, LLC. | 8783 |
733 |
| Bank of America Corporation | 7350 |
654 |
| International Business Machines Corporation | 60549 |
631 |
| Amazon Technologies, Inc. | 26250 |
483 |
| Huawei Technologies Co., Ltd. | 109068 |
462 |
| Google LLC | 41658 |
418 |
| VMware LLC | 6883 |
385 |
| Wells Fargo Bank, National Association | 3706 |
378 |
| Palo Alto Networks, Inc. | 1174 |
366 |
| Intel Corporation | 46581 |
362 |
| Oracle International Corporation | 12823 |
356 |
| Dell Products L.P. | 13728 |
354 |
| Samsung Electronics Co., Ltd. | 141952 |
345 |
| Visa International Service Association | 4575 |
300 |
| Apple Inc. | 53935 |
292 |
| Ericsson | 21336 |
244 |
| UAB 360 IT | 415 |
228 |
| Citrix Systems, Inc. | 3629 |
226 |
| Other owners | 25001 |