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Stäfa, Switzerland

Sonova Ag

USPTO Granted Patents = 368

% Expired Patents = 5.4

EPO Patents = 259

Trademarks = 68

Forward Citations = 754

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321 inventors (with patents filed for the assignee):

Amre El-Hoiydi (30 out of 32 patents)

Hans-Ueli Roeck (27 out of 65 patents)

Erdal Karamuk (24 out of 33 patents)

4. Nadim El Guindi (20 out of 21 patents)

5. Ullrich Sigwanz (17 out of 17 patents)

6. Manuela Feilner (17 out of 22 patents)

7. Daniel Lucas-Hirtz (15 out of 15 patents)

8. Erwin Kuipers (14 out of 14 patents)

9. Michael Boretzki (14 out of 30 patents)

10. Michael Y Au (14 out of 21 patents)

11. Marc Secall (13 out of 15 patents)

12. Paul Anthony Wagner (13 out of 35 patents)

13. Stephan Gehring (12 out of 12 patents)

14. Georg Dickmann (12 out of 12 patents)

15. Christian Frei (12 out of 12 patents)

Core Competencies:

Audio Signal Processing

Wireless Communication

Physiological Monitoring

Hearing Device Fitting

Optical Sensors

Deep Neural Networks

User Interface

Battery Management

Environmental Adaptation

Audio Streaming

Custom Hearing Devices

Hearing Assessment

368 patents: Sort by Forward Citations

1. 12739576 - Hearing device-based systems and methods for monitoring a listening state of a user (2026-09-15),

2. 12739575 - Operating a hearing device for classifying an audio signal to account for user safety (2026-09-15),

3. 12732732 - Assistive listening device and system and method for providing hearing assistance (2026-09-08),

4. 12725867 - Battery arrangement and method of assembling the same (2026-09-01),

5. 12720265 - Systems and methods for improving hearing performance by a hearing device (2026-08-25),

6. 12713193 - Method of estimating noise attenuation in a hearing device (2026-08-18),

7. 12713192 - Method and Apparatus for Using a Generative Large Language Model for Audiological Fitting and Device Control (2026-08-18),

8. 12707210 - Ear piece for a hearing device (2026-08-11),

9. 12706751 - Data encryption for a hearing device (2026-08-11),

10. 12685837 - Gait stabilizing with hearing device (2026-07-21),

11. 12666208 - Systems and methods for inducing modulation of user's voice level by a hearing device (2026-06-23),

12. 12647740 - Hearing device and method for analyzing biofluid secreted by outer ear tissue (2026-06-02),

13. 12604147 - Operating a hearing device to assist the user in engaging in a healthy living style (2026-04-14),

14. 12604130 - Hearing device with a bleeding circuit for delivering messages to a charging device (2026-04-14),

15. 12598418 - Method and system for transmitting audio signals (2026-04-07),

Sonova Holding AG, headquartered in Stäfa, Switzerland, is a leading provider of innovative hearing care solutions. The company operates through its core brands Phonak, Unitron, Hansaton, and Advanced Bionics. Sonova offers a wide range of technologically advanced hearing aids, cochlear implants, wireless communication systems, and other hearing solutions. With a strong focus on research and development, Sonova is committed to improving the lives of people with hearing impairment worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Sep 15 2026

368 Patents

#1 in Stäfa

#48 in Switzerland

#2,496 in the World

Stäfa, Switzerland

Sonova Ag

Forward Citations = 754

321 inventors:

Amre El-Hoiydi (30 out of 32 patents)

Hans-Ueli Roeck (27 out of 65 patents)

Erdal Karamuk (24 out of 33 patents)

4. Nadim El Guindi (20 out of 21 patents)

5. Ullrich Sigwanz (17 out of 17 patents)

Please report any incorrect information to [email protected]

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