- 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: 9384
10-year publication summary
|
764
|
852
|
897
|
1009
|
1018
|
1016
|
891
|
812
|
762
|
463
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 157039 |
460 |
| Apple Inc. | 58592 |
370 |
| Bose Corporation | 3088 |
279 |
| LG Display Co., Ltd. | 14919 |
265 |
| Shenzhen Shokz Co., Ltd. | 1399 |
213 |
| Goertek Inc. | 2814 |
205 |
| AAC Technologies Pte. Ltd. | 1499 |
180 |
| AAC Acoustic Technologies (Shenzhen) Co., Ltd. | 2020 |
173 |
| AAC Microtech (Changzhou) Co., Ltd. | 1001 |
165 |
| Harman International Industries, Incorporated | 2870 |
162 |
| LG Electronics Inc. | 75561 |
140 |
| Yamaha Corporation | 4073 |
140 |
| Google LLC | 44407 |
127 |
| Panasonic Intellectual Property Management Co., Ltd. | 33792 |
126 |
| Sony Corporation | 30244 |
114 |
| Kyocera Corporation | 14318 |
105 |
| Amazon Technologies, Inc. | 28031 |
83 |
| Samsung Display Co., Ltd. | 38470 |
78 |
| Sony Group Corporation | 15525 |
73 |
| Sonos, Inc. | 2844 |
70 |
| Other owners | 5856 |