- All sections
- G - Physics
- G10L - Speech analysis or synthesis; speech recognition; speech or voice processing; speech 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: 293
10-year publication summary
|
26
|
30
|
25
|
32
|
32
|
26
|
35
|
39
|
31
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Google LLC | 38759 |
13 |
| Dolby International AB | 1076 |
12 |
| International Business Machines Corporation | 60644 |
11 |
| Intel Corporation | 45621 |
11 |
| OrCam Technologies Ltd. | 142 |
11 |
| Samsung Electronics Co., Ltd. | 131630 |
9 |
| Huawei Technologies Co., Ltd. | 100781 |
8 |
| Microsoft Technology Licensing, LLC | 51439 |
8 |
| Tencent Technology (Shenzhen) Company Limited | 12951 |
7 |
| Sony Corporation | 32931 |
6 |
| AT&T Intellectual Property I, L.P. | 9886 |
6 |
| Snap Inc. | 4604 |
6 |
| Qualcomm Incorporated | 76576 |
5 |
| Guangzhou Kugou Computer Technology Co., Ltd. | 89 |
5 |
| Smule, Inc. | 158 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
4 |
| Yamaha Corporation | 4054 |
4 |
| ZTE Corporation | 39218 |
4 |
| Nippon Telegraph and Telephone Corporation | 14195 |
4 |
| Toyota Motor Corporation | 28582 |
3 |
| Other owners | 151 |