- All sections
- G - Physics
- G10L - Speech analysis or synthesis; speech recognition; speech or voice processing; speech or audio coding or decoding
- G10L 21/00 - Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
Patent holdings for IPC class G10L 21/00
Total number of patents in this class: 2899
10-year publication summary
|
269
|
214
|
209
|
146
|
126
|
76
|
73
|
37
|
25
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Microsoft Technology Licensing, LLC | 52891 |
284 |
| Google LLC | 40754 |
193 |
| Samsung Electronics Co., Ltd. | 138518 |
131 |
| Amazon Technologies, Inc. | 25836 |
105 |
| Apple Inc. | 52607 |
64 |
| Qualcomm Incorporated | 81413 |
51 |
| International Business Machines Corporation | 60075 |
48 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4792 |
47 |
| Huawei Technologies Co., Ltd. | 106498 |
46 |
| Dolby Laboratories Licensing Corporation | 4046 |
39 |
| LG Electronics Inc. | 70898 |
33 |
| Dolby International AB | 1050 |
33 |
| Avago Technologies International Sales Pte. Limited | 8950 |
28 |
| Sony Corporation | 31565 |
26 |
| Malikie Innovations Limited | 7386 |
24 |
| Fujitsu Limited | 18419 |
21 |
| NEC Corporation | 34337 |
20 |
| Cerence Operating Company | 441 |
20 |
| ST Portfolio Holdings, LLC | 254 |
20 |
| Google Technology Holdings LLC | 2463 |
19 |
| Other owners | 1647 |