- 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: 24271
10-year publication summary
|
22
|
50
|
101
|
202
|
739
|
2507
|
4443
|
6172
|
7842
|
2541
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Microsoft Technology Licensing, LLC | 51439 |
646 |
| Cisco Technology, Inc. | 18858 |
591 |
| Capital One Services, LLC. | 7551 |
511 |
| International Business Machines Corporation | 60644 |
480 |
| Bank of America Corporation | 6495 |
437 |
| Amazon Technologies, Inc. | 24422 |
365 |
| Huawei Technologies Co., Ltd. | 100781 |
345 |
| VMware LLC | 6078 |
325 |
| Google LLC | 38759 |
290 |
| Intel Corporation | 45621 |
287 |
| Samsung Electronics Co., Ltd. | 131630 |
268 |
| Wells Fargo Bank, National Association | 2945 |
256 |
| Oracle International Corporation | 12313 |
248 |
| Citrix Systems, Inc. | 3905 |
217 |
| Visa International Service Association | 4194 |
217 |
| Apple Inc. | 50209 |
208 |
| Palo Alto Networks, Inc. | 894 |
189 |
| Ericsson | 20417 |
185 |
| JPMorgan Chase Bank, National Association | 10964 |
173 |
| Dell Products L.P. | 11144 |
164 |
| Other owners | 17869 |