- All sections
- G - Physics
- G10L - Speech analysis techniques or speech synthesisspeech recognitionspeech or voice processing techniquesspeech or audio coding or decoding
- G10L 21/0272 - Voice signal separating
Patent holdings for IPC class G10L 21/0272
Total number of patents in this class: 1128
10-year publication summary
|
72
|
104
|
90
|
118
|
127
|
108
|
125
|
102
|
80
|
69
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 158337 |
70 |
| Nippon Telegraph and Telephone Corporation | 15934 |
36 |
| Sony Group Corporation | 15780 |
36 |
| Dolby Laboratories Licensing Corporation | 4341 |
35 |
| Sony Corporation | 30128 |
31 |
| Microsoft Technology Licensing, LLC | 54489 |
29 |
| Google LLC | 44601 |
29 |
| NEC Corporation | 37135 |
23 |
| Tencent Technology (Shenzhen) Company Limited | 16031 |
23 |
| Huawei Technologies Co., Ltd. | 123867 |
20 |
| Nokia Technologies Oy | 21422 |
19 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5272 |
17 |
| Harman International Industries, Incorporated | 2879 |
17 |
| Mitsubishi Electric Corporation | 48146 |
15 |
| Amazon Technologies, Inc. | 28182 |
14 |
| International Business Machines Corporation | 62742 |
12 |
| META Platforms, Inc. | 6896 |
12 |
| OrCam Technologies Ltd. | 131 |
11 |
| Qualcomm Incorporated | 92725 |
10 |
| Sony Europe B.V. | 1225 |
10 |
| Other owners | 659 |