- 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: 11365
10-year publication summary
|
827
|
738
|
735
|
781
|
871
|
828
|
722
|
633
|
571
|
128
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cochlear Limited | 1954 |
992 |
| Starkey Laboratories, Inc. | 1330 |
822 |
| Oticon A/S | 871 |
616 |
| Sonova AG | 1081 |
583 |
| Sivantos Pte. Ltd. | 761 |
526 |
| GN Hearing A/S | 929 |
495 |
| Widex A/S | 729 |
439 |
| Shenzhen Shokz Co., Ltd. | 1273 |
224 |
| Advanced Bionics AG | 637 |
214 |
| Bose Corporation | 3072 |
201 |
| Phonak AG | 221 |
187 |
| MED-EL Elektromedizinische Geraete GmbH | 624 |
166 |
| Apple Inc. | 57989 |
153 |
| Earlens Corporation | 145 |
121 |
| Samsung Electronics Co., Ltd. | 153093 |
117 |
| Panasonic Corporation | 19786 |
106 |
| GN ReSound AS | 131 |
106 |
| Sonion Nederland B.V. | 161 |
100 |
| Sivantos GmbH | 174 |
82 |
| Siemens Medical Instruments Pte. Ltd. | 91 |
79 |
| Other owners | 5036 |