- 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: 515
10-year publication summary
|
39
|
34
|
40
|
65
|
63
|
58
|
68
|
61
|
75
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Q (CUE) Ltd. | 51 |
37 |
| Samsung Electronics Co., Ltd. | 149838 |
36 |
| Google LLC | 43237 |
26 |
| Snap Inc. | 6270 |
13 |
| Apple Inc. | 56633 |
12 |
| Sony Group Corporation | 14674 |
12 |
| Microsoft Technology Licensing, LLC | 54394 |
11 |
| Huawei Technologies Co., Ltd. | 116616 |
9 |
| Amazon Technologies, Inc. | 27338 |
8 |
| Panasonic Intellectual Property Corporation of America | 6941 |
7 |
| Emerging Automotive, LLC | 120 |
7 |
| LG Electronics Inc. | 73967 |
6 |
| Sony Corporation | 30735 |
6 |
| NEC Corporation | 36334 |
6 |
| Wispr AI, Inc. | 9 |
6 |
| Cisco Technology, Inc. | 22109 |
5 |
| Maxell, Ltd. | 2880 |
5 |
| Qualcomm Incorporated | 88095 |
4 |
| International Business Machines Corporation | 61840 |
4 |
| Royal Bank of Canada | 2019 |
4 |
| Other owners | 291 |