- All sections
- H - Electricity
- H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers; deaf-aid sets; public 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: 62
10-year publication summary
|
12
|
10
|
6
|
1
|
5
|
9
|
4
|
0
|
4
|
0
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Google LLC | 38759 |
7 |
| Sonos, Inc. | 2274 |
6 |
| Cochlear Limited | 1619 |
3 |
| Knowles Electronics, LLC | 597 |
3 |
| Kyocera Corporation | 12735 |
2 |
| Geospace Technologies, LP | 21 |
2 |
| Polaris Industries Inc. | 1987 |
2 |
| Rion Co., Ltd. | 94 |
2 |
| Shenzhen Everwin Precision Technology Co., Ltd. | 54 |
2 |
| Woojer LTD. | 28 |
2 |
| Shenzhen Bellsing Acoustic Technology Company Limited | 17 |
2 |
| Apple Inc. | 50209 |
1 |
| The United States of America as represented by the Secretary of the Navy | 2734 |
1 |
| Tyco Electronics AMP Korea Ltd. | 73 |
1 |
| JPMorgan Chase Bank, National Association | 10964 |
1 |
| Ask Industries S.p.A. | 43 |
1 |
| Bose Corporation | 2880 |
1 |
| Earlens Corporation | 149 |
1 |
| Etymotic Research, Inc. | 67 |
1 |
| Flexound Systems Oy | 25 |
1 |
| Other owners | 20 |