- 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 |