- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 9/14 - Arrangements for secret or secure communicationsNetwork security protocols using a plurality of keys or algorithms
Patent holdings for IPC class H04L 9/14
Total number of patents in this class: 5390
10-year publication summary
|
338
|
693
|
737
|
673
|
654
|
554
|
507
|
461
|
408
|
208
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Intel Corporation | 46962 |
205 |
| International Business Machines Corporation | 61228 |
142 |
| Amazon Technologies, Inc. | 26677 |
127 |
| Visa International Service Association | 4559 |
95 |
| Microsoft Technology Licensing, LLC | 53720 |
91 |
| Capital One Services, LLC. | 9149 |
86 |
| Apple Inc. | 54844 |
84 |
| Samsung Electronics Co., Ltd. | 146092 |
74 |
| Huawei Technologies Co., Ltd. | 112438 |
66 |
| Google LLC | 42196 |
51 |
| NEC Corporation | 35652 |
48 |
| Oracle International Corporation | 12943 |
45 |
| MasterCard International Incorporated | 5114 |
45 |
| Nchain Licensing AG | 876 |
45 |
| Cisco Technology, Inc. | 19918 |
44 |
| Wells Fargo Bank, National Association | 3825 |
44 |
| Mitsubishi Electric Corporation | 46093 |
41 |
| Bank of America Corporation | 7552 |
40 |
| Pure Storage, Inc. | 2740 |
40 |
| Sony Corporation | 31052 |
39 |
| Other owners | 3938 |