- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 9/32 - Arrangements for secret or secure communicationsNetwork security protocols including means for verifying the identity or authority of a user of the system
Patent holdings for IPC class H04L 9/32
Total number of patents in this class: 44229
10-year publication summary
|
2817
|
3416
|
4312
|
4852
|
4582
|
4131
|
4025
|
3658
|
3171
|
342
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| International Business Machines Corporation | 61904 |
989 |
| Microsoft Technology Licensing, LLC | 54316 |
976 |
| Intel Corporation | 46576 |
809 |
| Visa International Service Association | 4832 |
706 |
| Huawei Technologies Co., Ltd. | 117695 |
679 |
| Amazon Technologies, Inc. | 27447 |
664 |
| Samsung Electronics Co., Ltd. | 151017 |
659 |
| Nchain Licensing AG | 929 |
576 |
| Capital One Services, LLC. | 9629 |
525 |
| Google LLC | 43386 |
476 |
| Cisco Technology, Inc. | 22159 |
465 |
| Advanced New Technologies Co., Ltd. | 2278 |
446 |
| Apple Inc. | 56891 |
425 |
| NEC Corporation | 36438 |
376 |
| Bank of America Corporation | 7974 |
370 |
| Dell Products L.P. | 15826 |
368 |
| MasterCard International Incorporated | 5240 |
365 |
| Siemens AG | 24294 |
315 |
| Wells Fargo Bank, National Association | 4194 |
300 |
| Oracle International Corporation | 13191 |
281 |
| Other owners | 33459 |