- All sections
- H - Electricity
- H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers; deaf-aid sets; public address systems
- H04R 25/02 - Deaf-aid sets adapted to be supported entirely by ear
Patent holdings for IPC class H04R 25/02
Total number of patents in this class: 454
10-year publication summary
|
23
|
31
|
34
|
32
|
38
|
43
|
42
|
31
|
20
|
7
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Earlens Corporation | 149 |
40 |
| Starkey Laboratories, Inc. | 1160 |
26 |
| Cochlear Limited | 1619 |
25 |
| Widex A/S | 740 |
18 |
| MED-EL Elektromedizinische Geraete GmbH | 614 |
16 |
| Staton Techiya, LLC | 254 |
15 |
| GN Hearing A/S | 628 |
15 |
| Oticon A/S | 842 |
15 |
| Sonova AG | 1023 |
14 |
| Sivantos Pte. Ltd. | 723 |
13 |
| Panasonic Corporation | 20786 |
11 |
| Bose Corporation | 2880 |
10 |
| Kyocera Corporation | 12735 |
7 |
| Phonak AG | 231 |
7 |
| Advanced Bionics AG | 675 |
6 |
| Eargo, Inc. | 61 |
6 |
| GN ReSound AS | 153 |
6 |
| K/S Himpp | 72 |
6 |
| Anova Hearing Labs, Inc. | 5 |
5 |
| InSound Medical, Inc. | 27 |
5 |
| Other owners | 188 |