- All sections
- H - Electricity
- H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers; deaf-aid sets; public address systems
- H04R 1/08 - Mouthpieces; Attachments therefor
Patent holdings for IPC class H04R 1/08
Total number of patents in this class: 2077
10-year publication summary
|
113
|
242
|
202
|
201
|
240
|
240
|
269
|
353
|
389
|
83
|
| 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Electronics Co., Ltd. | 121351 |
77 |
| Apple Inc. | 46044 |
58 |
| Knowles Electronics, LLC | 709 |
53 |
| Bose Corporation | 2906 |
41 |
| Shure Acquisition Holdings, Inc. | 377 |
34 |
| Infineon Technologies AG | 8688 |
30 |
| Amazon Technologies, Inc. | 23127 |
28 |
| Sennheiser electronic GmbH & Co. KG | 445 |
28 |
| LG Electronics Inc. | 67036 |
26 |
| Goertek Inc. | 2188 |
25 |
| GoPro, Inc. | 1722 |
25 |
| Motorola Solutions, Inc. | 4285 |
21 |
| Shenzhen Shokz Co., Ltd. | 363 |
21 |
| AAC Acoustic Technologies (Shenzhen) Co., Ltd. | 1735 |
19 |
| Google LLC | 35511 |
19 |
| InvenSense, Inc. | 978 |
19 |
| Qualcomm Incorporated | 69261 |
18 |
| Panasonic Intellectual Property Management Co., Ltd. | 26502 |
18 |
| W. L. Gore & Associates, Inc. | 2627 |
17 |
| Nitto Denko Corporation | 7593 |
16 |
| Other owners | 1484 |