- All sections
- G - Physics
- G10L - Speech analysis techniques or speech synthesisspeech recognitionspeech or voice processing techniquesspeech or audio coding or decoding
- G10L 15/25 - Speech recognition using non-acoustical features using position of the lips, movement of the lips or face analysis
Patent holdings for IPC class G10L 15/25
Total number of patents in this class: 488
10-year publication summary
|
28
|
40
|
38
|
44
|
67
|
65
|
58
|
68
|
59
|
52
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Q (CUE) Ltd. | 48 |
34 |
| Samsung Electronics Co., Ltd. | 146534 |
33 |
| Google LLC | 42292 |
22 |
| Snap Inc. | 5889 |
12 |
| Sony Group Corporation | 13879 |
12 |
| Apple Inc. | 55017 |
11 |
| Microsoft Technology Licensing, LLC | 53739 |
11 |
| Huawei Technologies Co., Ltd. | 113006 |
9 |
| Panasonic Intellectual Property Corporation of America | 6793 |
7 |
| Amazon Technologies, Inc. | 26741 |
7 |
| Emerging Automotive, LLC | 118 |
7 |
| LG Electronics Inc. | 73210 |
6 |
| Sony Corporation | 31028 |
6 |
| NEC Corporation | 35734 |
6 |
| Cisco Technology, Inc. | 19950 |
5 |
| Maxell, Ltd. | 2799 |
5 |
| Wispr AI, Inc. | 9 |
5 |
| Qualcomm Incorporated | 85550 |
4 |
| International Business Machines Corporation | 61287 |
4 |
| Royal Bank of Canada | 1987 |
4 |
| Other owners | 278 |