- All sections
- H - Electricity
- H04R - Loudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducersdeaf-aid setspublic address systems
- H04R 25/00 - Deaf-aid sets
Patent holdings for IPC class H04R 25/00
Total number of patents in this class: 11430
10-year publication summary
|
838
|
747
|
747
|
790
|
886
|
841
|
734
|
645
|
575
|
386
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cochlear Limited | 2014 |
1022 |
| Starkey Laboratories, Inc. | 1383 |
852 |
| Oticon A/S | 894 |
637 |
| Sonova AG | 1120 |
600 |
| GN Hearing A/S | 1364 |
540 |
| Sivantos Pte. Ltd. | 759 |
534 |
| Widex A/S | 714 |
433 |
| Shenzhen Shokz Co., Ltd. | 1414 |
232 |
| Advanced Bionics AG | 638 |
215 |
| Bose Corporation | 3095 |
200 |
| Phonak AG | 198 |
167 |
| MED-EL Elektromedizinische Geraete GmbH | 618 |
166 |
| Apple Inc. | 59117 |
155 |
| Earlens Corporation | 142 |
118 |
| Samsung Electronics Co., Ltd. | 158605 |
117 |
| Panasonic Corporation | 18809 |
106 |
| Sonion Nederland B.V. | 170 |
105 |
| GN ReSound AS | 125 |
100 |
| ST Portfolio Holdings, LLC | 259 |
80 |
| Siemens Medical Instruments Pte. Ltd. | 91 |
79 |
| Other owners | 4972 |