- 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: 4481
10-year publication summary
|
222
|
300
|
350
|
383
|
680
|
667
|
475
|
325
|
515
|
32
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Goertek Inc. | 2592 |
582 |
| AAC Technologies Pte. Ltd. | 1441 |
475 |
| AAC Acoustic Technologies (Shenzhen) Co., Ltd. | 1883 |
472 |
| Shenzhen Shokz Co., Ltd. | 941 |
318 |
| AAC Microtech (Changzhou) Co., Ltd. | 630 |
246 |
| Apple Inc. | 52845 |
121 |
| Bose Corporation | 2925 |
87 |
| Huawei Technologies Co., Ltd. | 106915 |
73 |
| Samsung Electronics Co., Ltd. | 139302 |
72 |
| LG Display Co., Ltd. | 12908 |
71 |
| Harman International Industries, Incorporated | 2539 |
62 |
| AAC Technologies (Nanjing) Co., Ltd. | 346 |
42 |
| Google LLC | 40924 |
41 |
| Vivo Mobile Communication Co., Ltd. | 11387 |
39 |
| Pioneer Corporation | 4620 |
32 |
| Tohoku Pioneer Corporation | 479 |
32 |
| PSS Belgium N.V. | 108 |
28 |
| Panasonic Automotive Systems Co., Ltd. | 1743 |
28 |
| Shenzhen Voxtech Co., Ltd. | 97 |
25 |
| Suzhou Sonavox Electronics Co., Ltd. | 92 |
25 |
| Other owners | 1610 |