- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 9/00 - Arrangements for secret or secure communicationsNetwork security protocols
Patent holdings for IPC class H04L 9/00
Total number of patents in this class: 16706
10-year publication summary
|
675
|
679
|
901
|
1170
|
1434
|
1688
|
2132
|
2112
|
1611
|
1015
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nchain Licensing AG | 988 |
629 |
| International Business Machines Corporation | 62748 |
514 |
| Microsoft Technology Licensing, LLC | 54510 |
321 |
| Huawei Technologies Co., Ltd. | 124115 |
242 |
| Samsung Electronics Co., Ltd. | 158442 |
240 |
| Intel Corporation | 47178 |
221 |
| Bank of America Corporation | 8472 |
188 |
| Visa International Service Association | 4982 |
161 |
| Google LLC | 44614 |
128 |
| MasterCard International Incorporated | 5380 |
125 |
| Tencent Technology (Shenzhen) Company Limited | 16062 |
123 |
| Cisco Technology, Inc. | 22555 |
117 |
| NEC Corporation | 37168 |
113 |
| Advanced New Technologies Co., Ltd. | 2287 |
107 |
| Apple Inc. | 59027 |
104 |
| Malikie Innovations Limited | 6397 |
101 |
| Crypto Lab Inc. | 125 |
100 |
| Amazon Technologies, Inc. | 28193 |
99 |
| Capital One Services, LLC. | 10058 |
99 |
| Cryptography Research, Inc. | 323 |
96 |
| Other owners | 12878 |