- All sections
- H - Electricity
- H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducersdeaf-aid setspublic address systems
- H04R 11/00 - Transducers of moving-armature or moving-core type
Patent holdings for IPC class H04R 11/00
Total number of patents in this class: 61
10-year publication summary
|
10
|
6
|
1
|
5
|
9
|
4
|
0
|
4
|
1
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Google LLC | 42038 |
7 |
| Sonos, Inc. | 2582 |
6 |
| Cochlear Limited | 1876 |
4 |
| Knowles Electronics, LLC | 600 |
3 |
| Kyocera Corporation | 13784 |
2 |
| Geospace Technologies, LP | 21 |
2 |
| Polaris Industries Inc. | 2185 |
2 |
| Rion Co., Ltd. | 89 |
2 |
| Shenzhen Everwin Precision Technology Co., Ltd. | 62 |
2 |
| Woojer LTD. | 30 |
2 |
| Shenzhen Bellsing Acoustic Technology Company Limited | 15 |
2 |
| Apple Inc. | 54658 |
1 |
| The United States of America as represented by the Secretary of the Navy | 2747 |
1 |
| Tyco Electronics AMP Korea Ltd. | 67 |
1 |
| JPMorgan Chase Bank, National Association | 8556 |
1 |
| Ask Industries S.p.A. | 46 |
1 |
| Bose Corporation | 2984 |
1 |
| Earlens Corporation | 147 |
1 |
| Etymotic Research, Inc. | 63 |
1 |
| Gentex Corporation | 1890 |
1 |
| Other owners | 18 |