- 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: 333
10-year publication summary
|
29
|
25
|
31
|
33
|
26
|
34
|
39
|
34
|
26
|
27
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Google LLC | 43134 |
19 |
| Intel Corporation | 46471 |
15 |
| International Business Machines Corporation | 61747 |
12 |
| Dolby International AB | 1028 |
12 |
| Microsoft Technology Licensing, LLC | 54340 |
11 |
| OrCam Technologies Ltd. | 131 |
10 |
| Samsung Electronics Co., Ltd. | 149198 |
9 |
| Huawei Technologies Co., Ltd. | 116003 |
9 |
| Nippon Telegraph and Telephone Corporation | 16319 |
8 |
| Qualcomm Incorporated | 87720 |
7 |
| Tencent Technology (Shenzhen) Company Limited | 15192 |
7 |
| Snap Inc. | 6182 |
6 |
| Sony Corporation | 30769 |
5 |
| AT&T Intellectual Property I, L.P. | 9682 |
5 |
| Guangzhou Kugou Computer Technology Co., Ltd. | 100 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 32504 |
4 |
| ZTE Corporation | 43082 |
4 |
| Dolby Laboratories Licensing Corporation | 4205 |
4 |
| Smule, Inc. | 154 |
4 |
| Toyota Motor Corporation | 33519 |
3 |
| Other owners | 174 |