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Stäfa, Switzerland

Sonova Ag

USPTO Granted Patents = 371

% Expired Patents = 5.4

EPO Patents = 260

Trademarks = 68

Forward Citations = 754

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325 inventors (with patents filed for the assignee):

Amre El-Hoiydi (30 out of 32 patents)

Hans-Ueli Roeck (28 out of 66 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

371 patents: Sort by Forward Citations

1. 12754204 - Binaural hearing system with distributed sensors, and method of its operation (2026-10-06),

2. 12745049 - Method of processing an audio signal in a hearing device (2026-09-22),

3. 12745048 - Microphone assembly and method for providing hearing assistance with optimized directivity (2026-09-22),

4. 12739576 - Hearing device-based systems and methods for monitoring a listening state of a user (2026-09-15),

5. 12739575 - Operating a hearing device for classifying an audio signal to account for user safety (2026-09-15),

6. 12732732 - Assistive listening device and system and method for providing hearing assistance (2026-09-08),

7. 12725867 - Battery arrangement and method of assembling the same (2026-09-01),

8. 12720265 - Systems and methods for improving hearing performance by a hearing device (2026-08-25),

9. 12713193 - Method of estimating noise attenuation in a hearing device (2026-08-18),

10. 12713192 - Method and Apparatus for Using a Generative Large Language Model for Audiological Fitting and Device Control (2026-08-18),

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

12. 12706751 - Data encryption for a hearing device (2026-08-11),

13. 12685837 - Gait stabilizing with hearing device (2026-07-21),

14. 12666208 - Systems and methods for inducing modulation of user's voice level by a hearing device (2026-06-23),

15. 12647740 - Hearing device and method for analyzing biofluid secreted by outer ear tissue (2026-06-02),

Sonova AG, headquartered in Stäfa, Switzerland, is a leading provider of innovative hearing solutions. The company specializes in the development and manufacturing of advanced hearing devices, focusing on audio signal processing, wireless communication, and physiological monitoring. Sonova's expertise extends to hearing device fitting, optical sensors, and user interface design, leveraging deep neural networks for enhanced performance. With a commitment to improving the quality of life for individuals with hearing loss, Sonova continues to drive advancements in the auditory technology sector.

Profile summary based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

371 Patents

#1 in Stäfa

#48 in Switzerland

#2,485 in the World

Stäfa, Switzerland

Sonova Ag

Forward Citations = 754

325 inventors:

Amre El-Hoiydi (30 out of 32 patents)

Hans-Ueli Roeck (28 out of 66 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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