- All sections
- G - Physics
- G10L - Speech analysis or synthesis; speech recognition; speech or voice processing; speech 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: 408
10-year publication summary
|
23
|
28
|
40
|
38
|
44
|
67
|
65
|
59
|
63
|
22
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 131630 |
32 |
| Google LLC | 38759 |
17 |
| Huawei Technologies Co., Ltd. | 100781 |
11 |
| Snap Inc. | 4604 |
11 |
| Microsoft Technology Licensing, LLC | 51439 |
10 |
| Q (CUE) Ltd. | 29 |
10 |
| Sony Group Corporation | 10730 |
9 |
| Apple Inc. | 50209 |
8 |
| Amazon Technologies, Inc. | 24422 |
8 |
| Panasonic Intellectual Property Corporation of America | 7230 |
7 |
| LG Electronics Inc. | 69257 |
6 |
| Sony Corporation | 32931 |
6 |
| Emerging Automotive, LLC | 116 |
6 |
| NEC Corporation | 32703 |
5 |
| DeepMind Technologies Limited | 788 |
5 |
| Qualcomm Incorporated | 76576 |
4 |
| International Business Machines Corporation | 60644 |
4 |
| Hewlett-Packard Development Company, L.P. | 28538 |
4 |
| Mitsubishi Electric Corporation | 43934 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
4 |
| Other owners | 237 |