- All sections
- G - Physics
- G06F - Electric digital data processing
- G06F 21/33 - User authentication using certificates
Patent holdings for IPC class G06F 21/33
Total number of patents in this class: 2171
10-year publication summary
|
162
|
161
|
171
|
213
|
272
|
257
|
188
|
215
|
197
|
81
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Microsoft Technology Licensing, LLC | 51439 |
135 |
| Samsung Electronics Co., Ltd. | 131630 |
56 |
| International Business Machines Corporation | 60644 |
49 |
| Amazon Technologies, Inc. | 24422 |
47 |
| Visa International Service Association | 4194 |
42 |
| Citrix Systems, Inc. | 3905 |
39 |
| Siemens AG | 24990 |
30 |
| Intel Corporation | 45621 |
30 |
| PayPal, Inc. | 3804 |
28 |
| Bundesdruckerei GmbH | 1024 |
28 |
| VMware LLC | 6078 |
28 |
| Bank of America Corporation | 6495 |
26 |
| Apple Inc. | 50209 |
25 |
| Dell Products L.P. | 11144 |
23 |
| Oracle International Corporation | 12313 |
22 |
| MasterCard International Incorporated | 4846 |
22 |
| Canon Inc. | 36841 |
21 |
| Advanced New Technologies Co., Ltd. | 2617 |
21 |
| NEC Corporation | 32703 |
20 |
| salesforce.com, inc. | 5003 |
20 |
| Other owners | 1459 |