- All sections
- H - Electricity
- H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducersdeaf-aid setspublic address systems
- H04R 1/02 - CasingsCabinetsMountings therein
Patent holdings for IPC class H04R 1/02
Total number of patents in this class: 8766
10-year publication summary
|
587
|
752
|
844
|
888
|
1006
|
1011
|
1007
|
874
|
782
|
540
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 147131 |
409 |
| Apple Inc. | 55287 |
351 |
| Bose Corporation | 3002 |
279 |
| LG Display Co., Ltd. | 13815 |
257 |
| Goertek Inc. | 2662 |
203 |
| AAC Technologies Pte. Ltd. | 1464 |
178 |
| Shenzhen Shokz Co., Ltd. | 1129 |
176 |
| AAC Acoustic Technologies (Shenzhen) Co., Ltd. | 1951 |
171 |
| AAC Microtech (Changzhou) Co., Ltd. | 754 |
149 |
| Yamaha Corporation | 4073 |
139 |
| Harman International Industries, Incorporated | 2655 |
139 |
| LG Electronics Inc. | 73393 |
128 |
| Sony Corporation | 30979 |
121 |
| Google LLC | 42451 |
121 |
| Panasonic Intellectual Property Management Co., Ltd. | 31696 |
118 |
| Kyocera Corporation | 13884 |
105 |
| Amazon Technologies, Inc. | 26841 |
78 |
| Samsung Display Co., Ltd. | 35017 |
75 |
| Pioneer Corporation | 4314 |
67 |
| Sony Group Corporation | 14002 |
66 |
| Other owners | 5436 |