- All sections
- H - Electricity
- H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducersdeaf-aid setspublic address systems
- H04R 11/14 - Resonant transducers, i.e. adapted to produce maximum output at a predetermined frequency
Patent holdings for IPC class H04R 11/14
Total number of patents in this class: 16
10-year publication summary
|
2
|
2
|
0
|
1
|
2
|
4
|
1
|
0
|
3
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Skullcandy, Inc. | 385 |
3 |
| Brane Audio, LLC | 60 |
3 |
| Harman Professional Inc | 82 |
3 |
| Cochlear Limited | 1898 |
2 |
| Lofelt GmbH | 10 |
2 |
| Samsung Electronics Co., Ltd. | 147983 |
1 |
| K/S Himpp | 66 |
1 |
| Knowles Electronics, LLC | 600 |
1 |
| Other owners | 0 |