- All sections
- G - Physics
- G10L - Speech analysis or synthesis; speech recognition; speech or voice processing; speech 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: 2038
10-year publication summary
|
135
|
132
|
181
|
217
|
246
|
227
|
264
|
277
|
216
|
80
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Google LLC | 38759 |
113 |
| Samsung Electronics Co., Ltd. | 131630 |
92 |
| Amazon Technologies, Inc. | 24422 |
80 |
| Apple Inc. | 50209 |
64 |
| Huawei Technologies Co., Ltd. | 100781 |
57 |
| Dolby Laboratories Licensing Corporation | 3883 |
57 |
| Microsoft Technology Licensing, LLC | 51439 |
55 |
| Qualcomm Incorporated | 76576 |
40 |
| Bose Corporation | 2880 |
36 |
| Ericsson | 20417 |
35 |
| International Business Machines Corporation | 60644 |
29 |
| Cirrus Logic, Inc. | 1719 |
28 |
| Sony Corporation | 32931 |
25 |
| Intel Corporation | 45621 |
23 |
| NEC Corporation | 32703 |
22 |
| Fujitsu Limited | 19265 |
21 |
| Hewlett-Packard Development Company, L.P. | 28538 |
18 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
17 |
| Tencent Technology (Shenzhen) Company Limited | 12951 |
17 |
| LG Electronics Inc. | 69257 |
15 |
| Other owners | 1194 |