- 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: 1277
10-year publication summary
|
121
|
100
|
160
|
151
|
105
|
97
|
67
|
59
|
46
|
11
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 152016 |
143 |
| Google LLC | 43500 |
122 |
| Microsoft Technology Licensing, LLC | 54189 |
62 |
| Sony Corporation | 30568 |
60 |
| Amazon Technologies, Inc. | 27542 |
40 |
| Apple Inc. | 57314 |
39 |
| LG Electronics Inc. | 74502 |
33 |
| NEC Corporation | 36475 |
28 |
| Mitsubishi Electric Corporation | 47416 |
26 |
| Intel Corporation | 46594 |
18 |
| International Business Machines Corporation | 62002 |
15 |
| Sonos, Inc. | 2762 |
14 |
| Panasonic Intellectual Property Management Co., Ltd. | 33120 |
12 |
| Nippon Telegraph and Telephone Corporation | 16263 |
12 |
| Cirrus Logic, Inc. | 1795 |
11 |
| Sorenson IP Holdings, LLC | 309 |
11 |
| Pioneer Corporation | 4005 |
10 |
| Qualcomm Incorporated | 89126 |
9 |
| Nuance Communications, Inc. | 390 |
9 |
| Sony Group Corporation | 14964 |
9 |
| Other owners | 594 |