- 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: 3094
10-year publication summary
|
257
|
321
|
287
|
334
|
265
|
275
|
259
|
185
|
153
|
77
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bose Corporation | 3088 |
159 |
| Samsung Electronics Co., Ltd. | 155224 |
154 |
| Dolby Laboratories Licensing Corporation | 4289 |
143 |
| Apple Inc. | 58268 |
105 |
| Sony Corporation | 30327 |
101 |
| Harman International Industries, Incorporated | 2827 |
96 |
| Sonos, Inc. | 2812 |
95 |
| Yamaha Corporation | 4066 |
68 |
| Nokia Technologies Oy | 20731 |
59 |
| Shenzhen Shokz Co., Ltd. | 1364 |
55 |
| LG Display Co., Ltd. | 14437 |
46 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5202 |
41 |
| Qualcomm Incorporated | 90870 |
40 |
| Huawei Technologies Co., Ltd. | 121192 |
40 |
| Harman Becker Automotive Systems GmbH | 685 |
39 |
| LG Electronics Inc. | 75274 |
36 |
| DTS, Inc. | 380 |
36 |
| Sony Interactive Entertainment Inc. | 6332 |
29 |
| The Lovesac Company | 243 |
27 |
| Google LLC | 44062 |
25 |
| Other owners | 1700 |