- 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: 9275
10-year publication summary
|
764
|
852
|
897
|
1009
|
1018
|
1016
|
890
|
810
|
760
|
336
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 155224 |
453 |
| Apple Inc. | 58268 |
370 |
| Bose Corporation | 3088 |
280 |
| LG Display Co., Ltd. | 14437 |
263 |
| Shenzhen Shokz Co., Ltd. | 1364 |
209 |
| Goertek Inc. | 2793 |
205 |
| AAC Technologies Pte. Ltd. | 1498 |
180 |
| AAC Acoustic Technologies (Shenzhen) Co., Ltd. | 2013 |
173 |
| AAC Microtech (Changzhou) Co., Ltd. | 961 |
165 |
| Harman International Industries, Incorporated | 2827 |
153 |
| Yamaha Corporation | 4066 |
139 |
| LG Electronics Inc. | 75274 |
132 |
| Panasonic Intellectual Property Management Co., Ltd. | 33812 |
126 |
| Google LLC | 44062 |
126 |
| Sony Corporation | 30327 |
114 |
| Kyocera Corporation | 14278 |
105 |
| Amazon Technologies, Inc. | 27873 |
82 |
| Samsung Display Co., Ltd. | 38092 |
78 |
| Sony Group Corporation | 15313 |
73 |
| Pioneer Corporation | 3803 |
69 |
| Other owners | 5780 |