- All sections
- G - Physics
- G10L - Speech analysis techniques or speech synthesisspeech recognitionspeech or voice processing techniquesspeech or audio coding or decoding
- G10L 15/28 - Constructional details of speech recognition systems
Patent holdings for IPC class G10L 15/28
Total number of patents in this class: 1276
10-year publication summary
|
92
|
121
|
100
|
160
|
151
|
105
|
97
|
67
|
58
|
42
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 149087 |
140 |
| Google LLC | 43094 |
122 |
| Microsoft Technology Licensing, LLC | 54319 |
63 |
| Sony Corporation | 30787 |
60 |
| Apple Inc. | 56283 |
39 |
| Amazon Technologies, Inc. | 27237 |
39 |
| LG Electronics Inc. | 73772 |
31 |
| NEC Corporation | 36257 |
30 |
| Mitsubishi Electric Corporation | 46926 |
29 |
| Intel Corporation | 46460 |
18 |
| International Business Machines Corporation | 61721 |
16 |
| Sonos, Inc. | 2703 |
14 |
| Panasonic Intellectual Property Management Co., Ltd. | 32457 |
12 |
| Nippon Telegraph and Telephone Corporation | 16320 |
12 |
| Pioneer Corporation | 4157 |
11 |
| Cirrus Logic, Inc. | 1796 |
11 |
| Sorenson IP Holdings, LLC | 308 |
11 |
| Qualcomm Incorporated | 87585 |
9 |
| Nuance Communications, Inc. | 391 |
9 |
| Sony Group Corporation | 14537 |
9 |
| Other owners | 591 |