- All sections
- G - Physics
- G10L - Speech analysis techniques or speech synthesisspeech recognitionspeech or voice processing techniquesspeech or audio coding or decoding
- G10L 21/003 - Changing voice quality, e.g. pitch or formants
Patent holdings for IPC class G10L 21/003
Total number of patents in this class: 326
10-year publication summary
|
30
|
25
|
32
|
33
|
26
|
35
|
41
|
34
|
26
|
20
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Google LLC | 42292 |
18 |
| Intel Corporation | 47013 |
15 |
| International Business Machines Corporation | 61287 |
12 |
| Dolby International AB | 1033 |
12 |
| Microsoft Technology Licensing, LLC | 53739 |
11 |
| OrCam Technologies Ltd. | 131 |
10 |
| Samsung Electronics Co., Ltd. | 146534 |
9 |
| Huawei Technologies Co., Ltd. | 113006 |
9 |
| Nippon Telegraph and Telephone Corporation | 17349 |
9 |
| Tencent Technology (Shenzhen) Company Limited | 14799 |
7 |
| Qualcomm Incorporated | 85550 |
6 |
| Snap Inc. | 5889 |
6 |
| Sony Corporation | 31028 |
5 |
| AT&T Intellectual Property I, L.P. | 9520 |
5 |
| Guangzhou Kugou Computer Technology Co., Ltd. | 96 |
5 |
| Smule, Inc. | 156 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 31515 |
4 |
| ZTE Corporation | 42552 |
4 |
| Toyota Motor Corporation | 32331 |
3 |
| Toshiba Corporation | 12350 |
3 |
| Other owners | 168 |