- All sections
- G - Physics
- G10L - Speech analysis or synthesis; speech recognition; speech or voice processing; speech or audio coding or decoding
- G10L 25/63 - Speech or voice analysis techniques not restricted to a single one of groups specially adapted for particular use for comparison or discrimination for estimating an emotional state
Patent holdings for IPC class G10L 25/63
Total number of patents in this class: 1519
10-year publication summary
|
29
|
87
|
117
|
206
|
242
|
268
|
258
|
213
|
241
|
95
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| International Business Machines Corporation | 60644 |
89 |
| Samsung Electronics Co., Ltd. | 131630 |
50 |
| Microsoft Technology Licensing, LLC | 51439 |
42 |
| Sony Corporation | 32931 |
31 |
| Strong Force TP Portfolio 2022, LLC | 57 |
29 |
| Google LLC | 38759 |
25 |
| Nippon Telegraph and Telephone Corporation | 14195 |
21 |
| Amazon Technologies, Inc. | 24422 |
20 |
| Sony Interactive Entertainment Inc. | 5162 |
19 |
| United Services Automobile Association (USAA) | 2514 |
18 |
| Ping An Technology (Shenzhen) Co., LTD. | 5847 |
18 |
| NEC Corporation | 32703 |
17 |
| Sony Group Corporation | 10730 |
17 |
| Snap Inc. | 4604 |
15 |
| Intuit Inc. | 3430 |
15 |
| Rovi Guides, Inc. | 3236 |
15 |
| Honda Motor Co., Ltd. | 24537 |
14 |
| State Farm Mutual Automobile Insurance Company | 2560 |
14 |
| Mattersight Corporation | 77 |
13 |
| Fujitsu Limited | 19265 |
12 |
| Other owners | 1025 |