- 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: 2900
10-year publication summary
|
214
|
257
|
321
|
287
|
334
|
264
|
271
|
249
|
162
|
11
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bose Corporation | 2921 |
147 |
| Samsung Electronics Co., Ltd. | 139001 |
133 |
| Dolby Laboratories Licensing Corporation | 4057 |
132 |
| Sony Corporation | 31541 |
101 |
| Apple Inc. | 52750 |
99 |
| Harman International Industries, Incorporated | 2539 |
91 |
| Sonos, Inc. | 2462 |
76 |
| Yamaha Corporation | 4075 |
67 |
| Nokia Technologies Oy | 16542 |
57 |
| Shenzhen Shokz Co., Ltd. | 933 |
53 |
| LG Display Co., Ltd. | 12892 |
42 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4806 |
41 |
| Qualcomm Incorporated | 81865 |
40 |
| Huawei Technologies Co., Ltd. | 106762 |
38 |
| DTS, Inc. | 382 |
37 |
| Harman Becker Automotive Systems GmbH | 643 |
37 |
| LG Electronics Inc. | 71039 |
29 |
| Google LLC | 40853 |
24 |
| Dolby International AB | 1048 |
23 |
| META Platforms Technologies, LLC | 5357 |
23 |
| Other owners | 1610 |