- All sections
- H - Electricity
- H04L - Transmission of digital information, e.g. telegraphic communication
- H04L 9/08 - Key distribution
Patent holdings for IPC class H04L 9/08
Total number of patents in this class: 22928
10-year publication summary
|
1056
|
1258
|
1568
|
1954
|
2385
|
2965
|
3214
|
3193
|
3021
|
1200
|
| 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| International Business Machines Corporation | 63166 |
654 |
| Intel Corporation | 46078 |
645 |
| Microsoft Technology Licensing, LLC | 48371 |
448 |
| Samsung Electronics Co., Ltd. | 123340 |
429 |
| Huawei Technologies Co., Ltd. | 91672 |
415 |
| Amazon Technologies, Inc. | 23264 |
397 |
| Visa International Service Association | 3925 |
315 |
| Cisco Technology, Inc. | 18687 |
274 |
| NEC Corporation | 30702 |
269 |
| Google LLC | 36031 |
245 |
| Apple Inc. | 46256 |
241 |
| Advanced New Technologies Co., Ltd. | 2704 |
205 |
| Qualcomm Incorporated | 70338 |
196 |
| Nippon Telegraph and Telephone Corporation | 11640 |
195 |
| Micron Technology, Inc. | 24260 |
194 |
| Pure Storage, Inc. | 2274 |
189 |
| Capital One Services, LLC. | 6194 |
184 |
| Nokia Technologies Oy | 13803 |
169 |
| EMC IP Holding Company LLC | 11301 |
160 |
| Sony Corporation | 35977 |
142 |
| Other owners | 16962 |