- All sections
- G - Physics
- G10L - Speech analysis techniques or speech synthesisspeech recognitionspeech or voice processing techniquesspeech or audio coding or decoding
- G10L 21/007 - Changing voice quality, e.g. pitch or formants characterised by the process used
Patent holdings for IPC class G10L 21/007
Total number of patents in this class: 257
10-year publication summary
|
14
|
16
|
23
|
12
|
24
|
25
|
31
|
36
|
40
|
16
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Telegraph and Telephone Corporation | 15935 |
30 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5202 |
21 |
| Yamaha Corporation | 4066 |
10 |
| Dolby International AB | 1028 |
10 |
| Anker Innovations Technology Co., Ltd | 473 |
9 |
| Sony Group Corporation | 15313 |
9 |
| Tencent Technology (Shenzhen) Company Limited | 15760 |
8 |
| Google LLC | 44062 |
6 |
| Sony Corporation | 30327 |
5 |
| Huawei Technologies Co., Ltd. | 121192 |
5 |
| Beijing Zitiao Network Technology Co., Ltd. | 6166 |
5 |
| Microsoft Technology Licensing, LLC | 54289 |
4 |
| Widex A/S | 724 |
4 |
| Qualcomm Incorporated | 90870 |
3 |
| International Business Machines Corporation | 62325 |
3 |
| Lemon Inc. | 2216 |
3 |
| Sanas.ai Inc. | 37 |
3 |
| Ntt, Inc. | 3779 |
3 |
| Samsung Electronics Co., Ltd. | 155224 |
2 |
| Intel Corporation | 46737 |
2 |
| Other owners | 112 |