- All sections
- G - Physics
- G06F - Electric digital data processing
- G06F 21/44 - Program or device authentication
Patent holdings for IPC class G06F 21/44
Total number of patents in this class: 5505
10-year publication summary
|
322
|
489
|
484
|
603
|
696
|
777
|
731
|
671
|
623
|
243
|
| 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hewlett-Packard Development Company, L.P. | 29544 |
192 |
| International Business Machines Corporation | 63228 |
142 |
| Intel Corporation | 46080 |
141 |
| Samsung Electronics Co., Ltd. | 123537 |
134 |
| Microsoft Technology Licensing, LLC | 48394 |
127 |
| Apple Inc. | 46297 |
74 |
| Amazon Technologies, Inc. | 23321 |
74 |
| Huawei Technologies Co., Ltd. | 91895 |
73 |
| Capital One Services, LLC. | 6227 |
68 |
| Sony Corporation | 35923 |
63 |
| Dell Products L.P. | 8981 |
59 |
| Google LLC | 36075 |
55 |
| Canon Inc. | 36870 |
52 |
| Ricoh Company, Ltd. | 13955 |
49 |
| Cisco Technology, Inc. | 18706 |
43 |
| Visa International Service Association | 3926 |
42 |
| Siemens AG | 26167 |
39 |
| NEC Corporation | 30716 |
39 |
| Bank of America Corporation | 5870 |
38 |
| Qualcomm Incorporated | 70412 |
37 |
| Other owners | 3964 |