- 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: 2312
10-year publication summary
|
128
|
181
|
216
|
244
|
229
|
267
|
277
|
236
|
224
|
114
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Google LLC | 42673 |
138 |
| Samsung Electronics Co., Ltd. | 147983 |
103 |
| Amazon Technologies, Inc. | 27025 |
94 |
| Apple Inc. | 55640 |
76 |
| Dolby Laboratories Licensing Corporation | 4156 |
67 |
| Huawei Technologies Co., Ltd. | 114320 |
62 |
| Microsoft Technology Licensing, LLC | 54000 |
59 |
| Qualcomm Incorporated | 86867 |
48 |
| Bose Corporation | 3001 |
43 |
| Ericsson | 21932 |
38 |
| International Business Machines Corporation | 61596 |
31 |
| Cirrus Logic, Inc. | 1784 |
29 |
| Intel Corporation | 47239 |
25 |
| Sony Corporation | 30910 |
23 |
| NEC Corporation | 36124 |
23 |
| Sony Group Corporation | 14299 |
21 |
| Fujitsu Limited | 17684 |
20 |
| Tencent Technology (Shenzhen) Company Limited | 14960 |
20 |
| Hewlett-Packard Development Company, L.P. | 25769 |
18 |
| Panasonic Intellectual Property Management Co., Ltd. | 32105 |
17 |
| Other owners | 1357 |