- 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: 2743
10-year publication summary
|
249
|
262
|
317
|
320
|
299
|
281
|
230
|
212
|
194
|
102
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Apple Inc. | 59177 |
218 |
| Bose Corporation | 3096 |
190 |
| Voyetra Turtle Beach, Inc. | 527 |
117 |
| Shenzhen Shokz Co., Ltd. | 1426 |
107 |
| Samsung Electronics Co., Ltd. | 158842 |
65 |
| META Platforms Technologies, LLC | 6514 |
64 |
| Harman International Industries, Incorporated | 2892 |
54 |
| Sony Corporation | 30080 |
53 |
| Qualcomm Incorporated | 93172 |
49 |
| BRAGI GmbH | 292 |
49 |
| Magic Leap, Inc. | 3417 |
49 |
| Google LLC | 44743 |
45 |
| Koss Corporation | 131 |
38 |
| Huawei Technologies Co., Ltd. | 124630 |
34 |
| Hewlett-Packard Development Company, L.P. | 25148 |
33 |
| Dolby Laboratories Licensing Corporation | 4369 |
33 |
| Sonos, Inc. | 2886 |
33 |
| Starkey Laboratories, Inc. | 1385 |
31 |
| JVC Kenwood Corporation | 3135 |
30 |
| LG Electronics Inc. | 75973 |
28 |
| Other owners | 1423 |