- 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: 2984
10-year publication summary
|
207
|
250
|
315
|
284
|
331
|
259
|
270
|
252
|
174
|
113
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bose Corporation | 3002 |
154 |
| Samsung Electronics Co., Ltd. | 147501 |
146 |
| Dolby Laboratories Licensing Corporation | 4148 |
137 |
| Apple Inc. | 55387 |
102 |
| Sony Corporation | 30936 |
101 |
| Harman International Industries, Incorporated | 2658 |
92 |
| Sonos, Inc. | 2641 |
83 |
| Yamaha Corporation | 4072 |
68 |
| Nokia Technologies Oy | 18229 |
60 |
| Shenzhen Shokz Co., Ltd. | 1139 |
55 |
| LG Display Co., Ltd. | 13816 |
45 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4997 |
43 |
| Qualcomm Incorporated | 86346 |
40 |
| Huawei Technologies Co., Ltd. | 113689 |
39 |
| Harman Becker Automotive Systems GmbH | 651 |
39 |
| DTS, Inc. | 381 |
36 |
| LG Electronics Inc. | 73531 |
31 |
| Google LLC | 42540 |
25 |
| Dolby International AB | 1027 |
23 |
| META Platforms Technologies, LLC | 5894 |
23 |
| Other owners | 1642 |