- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 9/14 - Arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms
Patent holdings for IPC class H04L 9/14
Total number of patents in this class: 4995
10-year publication summary
|
274
|
338
|
693
|
737
|
672
|
652
|
550
|
488
|
432
|
137
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Intel Corporation | 45621 |
195 |
| International Business Machines Corporation | 60644 |
140 |
| Amazon Technologies, Inc. | 24422 |
118 |
| Microsoft Technology Licensing, LLC | 51439 |
85 |
| Visa International Service Association | 4194 |
85 |
| Apple Inc. | 50209 |
79 |
| Capital One Services, LLC. | 7551 |
72 |
| Huawei Technologies Co., Ltd. | 100781 |
65 |
| Samsung Electronics Co., Ltd. | 131630 |
64 |
| Sony Corporation | 32931 |
47 |
| NEC Corporation | 32703 |
46 |
| Google LLC | 38759 |
43 |
| Advanced New Technologies Co., Ltd. | 2617 |
42 |
| Cisco Technology, Inc. | 18858 |
40 |
| MasterCard International Incorporated | 4846 |
40 |
| Bank of America Corporation | 6495 |
38 |
| Mitsubishi Electric Corporation | 43934 |
38 |
| Pure Storage, Inc. | 2435 |
38 |
| Fujitsu Limited | 19265 |
32 |
| Nchain Licensing AG | 612 |
32 |
| Other owners | 3656 |