- 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: 4755
10-year publication summary
|
218
|
300
|
350
|
375
|
674
|
660
|
475
|
332
|
517
|
301
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Goertek Inc. | 2664 |
601 |
| AAC Acoustic Technologies (Shenzhen) Co., Ltd. | 1953 |
480 |
| AAC Technologies Pte. Ltd. | 1467 |
478 |
| Shenzhen Shokz Co., Ltd. | 1139 |
354 |
| AAC Microtech (Changzhou) Co., Ltd. | 759 |
301 |
| Apple Inc. | 55387 |
127 |
| Bose Corporation | 3002 |
89 |
| Huawei Technologies Co., Ltd. | 113689 |
88 |
| Samsung Electronics Co., Ltd. | 147501 |
77 |
| LG Display Co., Ltd. | 13816 |
73 |
| Harman International Industries, Incorporated | 2658 |
66 |
| AAC Technologies (Nanjing) Co., Ltd. | 360 |
45 |
| Google LLC | 42540 |
42 |
| Vivo Mobile Communication Co., Ltd. | 12465 |
40 |
| PSS Belgium N.V. | 121 |
35 |
| Suzhou Sonavox Electronics Co., Ltd. | 103 |
34 |
| Pioneer Corporation | 4296 |
32 |
| Tohoku Pioneer Corporation | 475 |
32 |
| Panasonic Automotive Systems Co., Ltd. | 1931 |
31 |
| Sonos, Inc. | 2641 |
29 |
| Other owners | 1701 |