- All sections
- G - Physics
- G10L - Speech analysis or synthesis; speech recognition; speech or voice processing; speech 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: 881
10-year publication summary
|
46
|
49
|
72
|
104
|
90
|
117
|
127
|
103
|
112
|
18
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 131630 |
43 |
| Sony Corporation | 32931 |
32 |
| Nippon Telegraph and Telephone Corporation | 14195 |
32 |
| Dolby Laboratories Licensing Corporation | 3883 |
29 |
| Microsoft Technology Licensing, LLC | 51439 |
26 |
| NEC Corporation | 32703 |
22 |
| Sony Group Corporation | 10730 |
22 |
| Tencent Technology (Shenzhen) Company Limited | 12951 |
19 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4569 |
18 |
| Nokia Technologies Oy | 15057 |
17 |
| Google LLC | 38759 |
17 |
| Huawei Technologies Co., Ltd. | 100781 |
15 |
| Harman International Industries, Incorporated | 2443 |
15 |
| META Platforms, Inc. | 7514 |
13 |
| International Business Machines Corporation | 60644 |
11 |
| Mitsubishi Electric Corporation | 43934 |
11 |
| Amazon Technologies, Inc. | 24422 |
11 |
| OrCam Technologies Ltd. | 142 |
10 |
| Honda Motor Co., Ltd. | 24537 |
9 |
| Toshiba Corporation | 12017 |
8 |
| Other owners | 501 |