- 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: 2968
10-year publication summary
|
214
|
257
|
321
|
287
|
334
|
265
|
274
|
256
|
172
|
95
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bose Corporation | 2984 |
154 |
| Samsung Electronics Co., Ltd. | 145864 |
144 |
| Dolby Laboratories Licensing Corporation | 4116 |
136 |
| Apple Inc. | 54773 |
102 |
| Sony Corporation | 31065 |
101 |
| Harman International Industries, Incorporated | 2645 |
92 |
| Sonos, Inc. | 2610 |
81 |
| Yamaha Corporation | 4085 |
68 |
| Nokia Technologies Oy | 17784 |
60 |
| Shenzhen Shokz Co., Ltd. | 1106 |
55 |
| LG Display Co., Ltd. | 13438 |
44 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 4946 |
42 |
| Qualcomm Incorporated | 85183 |
40 |
| Huawei Technologies Co., Ltd. | 112316 |
39 |
| Harman Becker Automotive Systems GmbH | 646 |
39 |
| DTS, Inc. | 382 |
37 |
| LG Electronics Inc. | 72962 |
31 |
| Google LLC | 42135 |
25 |
| Dolby International AB | 1035 |
23 |
| META Platforms Technologies, LLC | 5778 |
23 |
| Other owners | 1632 |