- All sections
- H - Electricity
- H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducersdeaf-aid setspublic address systems
- H04R 5/02 - Spatial or constructional arrangements of loudspeakers
Patent holdings for IPC class H04R 5/02
Total number of patents in this class: 3140
10-year publication summary
|
257
|
321
|
287
|
334
|
265
|
275
|
260
|
191
|
160
|
133
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 159755 |
158 |
| Bose Corporation | 3111 |
152 |
| Dolby Laboratories Licensing Corporation | 4397 |
147 |
| Apple Inc. | 59479 |
108 |
| Sony Corporation | 29876 |
101 |
| Sonos, Inc. | 2905 |
101 |
| Harman International Industries, Incorporated | 2908 |
97 |
| Yamaha Corporation | 4098 |
69 |
| Nokia Technologies Oy | 22034 |
59 |
| Shenzhen Shokz Co., Ltd. | 1452 |
55 |
| LG Display Co., Ltd. | 15116 |
46 |
| Huawei Technologies Co., Ltd. | 125590 |
41 |
| Qualcomm Incorporated | 93957 |
40 |
| Harman Becker Automotive Systems GmbH | 692 |
39 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5312 |
38 |
| LG Electronics Inc. | 76328 |
37 |
| DTS, Inc. | 378 |
36 |
| Sony Interactive Entertainment Inc. | 6557 |
29 |
| The Lovesac Company | 267 |
27 |
| Sony Group Corporation | 16259 |
27 |
| Other owners | 1733 |