- All sections
- G - Physics
- G06F - Electric digital data processing
- G06F 18/21 - Design or setup of recognition systems or techniquesExtraction of features in feature spaceBlind source separation
Patent holdings for IPC class G06F 18/21
Total number of patents in this class: 2576
10-year publication summary
|
1
|
0
|
7
|
56
|
143
|
504
|
645
|
547
|
371
|
276
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| International Business Machines Corporation | 61694 |
106 |
| Google LLC | 42942 |
70 |
| Microsoft Technology Licensing, LLC | 54162 |
63 |
| Capital One Services, LLC. | 9426 |
59 |
| NVIDIA Corporation | 7523 |
43 |
| Adobe Inc. | 7233 |
43 |
| Samsung Electronics Co., Ltd. | 148649 |
40 |
| NEC Corporation | 36225 |
39 |
| Amazon Technologies, Inc. | 27161 |
38 |
| Intel Corporation | 46703 |
37 |
| Tencent Technology (Shenzhen) Company Limited | 15072 |
33 |
| Strong Force IoT Portfolio 2016, LLC | 313 |
31 |
| Digital Global Systems, Inc. | 540 |
29 |
| Canon Inc. | 40862 |
26 |
| Robert Bosch GmbH | 42984 |
26 |
| Toyota Motor Corporation | 33275 |
23 |
| salesforce.com, inc. | 5707 |
21 |
| Bank of America Corporation | 7781 |
19 |
| Huawei Technologies Co., Ltd. | 115187 |
18 |
| 3m Innovative Properties Company | 17752 |
17 |
| Other owners | 1795 |