- All sections
- H - Electricity
- H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducersdeaf-aid setspublic address systems
- H04R 5/033 - Headphones for stereophonic communication
Patent holdings for IPC class H04R 5/033
Total number of patents in this class: 2586
10-year publication summary
|
174
|
249
|
262
|
316
|
320
|
297
|
281
|
224
|
191
|
130
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Apple Inc. | 55017 |
209 |
| Bose Corporation | 2995 |
179 |
| Voyetra Turtle Beach, Inc. | 510 |
112 |
| Shenzhen Shokz Co., Ltd. | 1119 |
99 |
| META Platforms Technologies, LLC | 5822 |
62 |
| Samsung Electronics Co., Ltd. | 146534 |
60 |
| Sony Corporation | 31028 |
53 |
| Magic Leap, Inc. | 3266 |
47 |
| Qualcomm Incorporated | 85550 |
46 |
| Harman International Industries, Incorporated | 2652 |
45 |
| BRAGI GmbH | 284 |
44 |
| Google LLC | 42292 |
42 |
| Koss Corporation | 123 |
34 |
| Hewlett-Packard Development Company, L.P. | 25869 |
33 |
| Huawei Technologies Co., Ltd. | 113006 |
30 |
| JVC Kenwood Corporation | 3007 |
30 |
| Dolby Laboratories Licensing Corporation | 4126 |
30 |
| Starkey Laboratories, Inc. | 1265 |
28 |
| Microsoft Technology Licensing, LLC | 53739 |
27 |
| LG Electronics Inc. | 73210 |
26 |
| Other owners | 1350 |