- All sections
- H - Electricity
- H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducersdeaf-aid setspublic address systems
- H04R 9/06 - Loudspeakers
Patent holdings for IPC class H04R 9/06
Total number of patents in this class: 4783
10-year publication summary
|
218
|
300
|
350
|
375
|
674
|
660
|
475
|
332
|
517
|
329
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Goertek Inc. | 2672 |
603 |
| AAC Acoustic Technologies (Shenzhen) Co., Ltd. | 1956 |
480 |
| AAC Technologies Pte. Ltd. | 1469 |
478 |
| Shenzhen Shokz Co., Ltd. | 1145 |
356 |
| AAC Microtech (Changzhou) Co., Ltd. | 779 |
313 |
| Apple Inc. | 55640 |
128 |
| Huawei Technologies Co., Ltd. | 114320 |
89 |
| Bose Corporation | 3001 |
89 |
| Samsung Electronics Co., Ltd. | 147983 |
77 |
| LG Display Co., Ltd. | 13836 |
73 |
| Harman International Industries, Incorporated | 2678 |
66 |
| AAC Technologies (Nanjing) Co., Ltd. | 360 |
45 |
| Google LLC | 42673 |
42 |
| Vivo Mobile Communication Co., Ltd. | 12591 |
40 |
| PSS Belgium N.V. | 121 |
35 |
| Suzhou Sonavox Electronics Co., Ltd. | 103 |
34 |
| Pioneer Corporation | 4264 |
32 |
| Tohoku Pioneer Corporation | 474 |
32 |
| Panasonic Automotive Systems Co., Ltd. | 1967 |
31 |
| Sonos, Inc. | 2660 |
29 |
| Other owners | 1711 |