- All sections
- G - Physics
- G10L - Speech analysis techniques or speech synthesisspeech recognitionspeech or voice processing techniquesspeech or audio coding or decoding
- G10L 21/00 - Speech or voice signal processing techniques 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: 2834
10-year publication summary
|
269
|
213
|
209
|
143
|
124
|
76
|
72
|
46
|
30
|
21
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Microsoft Technology Licensing, LLC | 53854 |
277 |
| Google LLC | 42510 |
192 |
| Samsung Electronics Co., Ltd. | 147334 |
129 |
| Amazon Technologies, Inc. | 26867 |
107 |
| Apple Inc. | 55345 |
62 |
| Qualcomm Incorporated | 86153 |
51 |
| International Business Machines Corporation | 61402 |
47 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4989 |
47 |
| Huawei Technologies Co., Ltd. | 113491 |
46 |
| Dolby Laboratories Licensing Corporation | 4140 |
42 |
| Dolby International AB | 1028 |
35 |
| LG Electronics Inc. | 73476 |
32 |
| Avago Technologies International Sales Pte. Limited | 8721 |
27 |
| Sony Corporation | 30957 |
26 |
| Malikie Innovations Limited | 7088 |
23 |
| Fujitsu Limited | 18393 |
21 |
| NEC Corporation | 35879 |
20 |
| Cerence Operating Company | 435 |
20 |
| ST Portfolio Holdings, LLC | 232 |
20 |
| Google Technology Holdings LLC | 2305 |
18 |
| Other owners | 1592 |