- All sections
- G - Physics
- G10L - Speech analysis techniques or speech synthesisspeech recognitionspeech or voice processing techniquesspeech or audio coding or decoding
- G10L 25/78 - Detection of presence or absence of voice signals
Patent holdings for IPC class G10L 25/78
Total number of patents in this class: 2384
10-year publication summary
|
181
|
216
|
244
|
229
|
267
|
278
|
239
|
228
|
155
|
24
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Google LLC | 43412 |
146 |
| Samsung Electronics Co., Ltd. | 151303 |
105 |
| Amazon Technologies, Inc. | 27474 |
96 |
| Apple Inc. | 57058 |
80 |
| Dolby Laboratories Licensing Corporation | 4238 |
68 |
| Huawei Technologies Co., Ltd. | 117973 |
63 |
| Microsoft Technology Licensing, LLC | 54197 |
59 |
| Qualcomm Incorporated | 88742 |
51 |
| Bose Corporation | 3058 |
44 |
| Ericsson | 22142 |
39 |
| International Business Machines Corporation | 61906 |
31 |
| Cirrus Logic, Inc. | 1791 |
30 |
| Intel Corporation | 46579 |
26 |
| Sony Corporation | 30608 |
23 |
| NEC Corporation | 36455 |
23 |
| Sony Group Corporation | 14891 |
21 |
| Fujitsu Limited | 17373 |
20 |
| Tencent Technology (Shenzhen) Company Limited | 15489 |
20 |
| Hewlett-Packard Development Company, L.P. | 25459 |
18 |
| Panasonic Intellectual Property Management Co., Ltd. | 32968 |
17 |
| Other owners | 1404 |