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Stäfa, Switzerland

Sonova Ag

USPTO Granted Patents = 344

EPO Patents = 250

Trademarks = 86

Forward Citations = 683

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303 inventors (with patents filed for the assignee):

Amre El-Hoiydi (29 out of 31 patents)

Hans-Ueli Roeck (24 out of 62 patents)

Erdal Karamuk (24 out of 33 patents)

4. Nadim El Guindi (19 out of 20 patents)

5. Ullrich Sigwanz (16 out of 16 patents)

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

7. Erwin Kuipers (14 out of 14 patents)

8. Manuela Feilner (14 out of 19 patents)

9. Marc Secall (13 out of 15 patents)

10. Michael Y Au (13 out of 20 patents)

11. Stephan Gehring (12 out of 12 patents)

12. Christian Frei (12 out of 12 patents)

13. Hilmar Meier (12 out of 31 patents)

14. Paul Anthony Wagner (12 out of 34 patents)

15. Georg Dickmann (11 out of 11 patents)

Core Competencies:

Hearing Devices

Audio Signal Processing

Physiological Sensors

Deep Neural Networks

User Interface Devices

Binaural Hearing Systems

Glucose Monitoring

Sound Processing Delay

Hearing Device Chargers

Custom Hearing Devices

Ambient Sound Control

Musician Performance Mode

344 patents: Sort by Forward Citations

1. 12494679 - Hearing device chargers and hearing devices for use with same (2025-12-09),

2. 12484811 - Hearing device, hearing device-based systems and methods for monitoring glucose (2025-12-02),

3. 12464300 - Extending a hearing device with a user interface device to enable authentication (2025-11-04),

4. 12457460 - Method for ensuring symmetric audio quality for hands-free phoning (2025-10-28),

5. 12453515 - Hearing devices and methods for initiating operation of a physiological sensor (2025-10-28),

6. 12452613 - Method of separating ear canal wall movement information from sensor data generated in a hearing device (2025-10-21),

7. 12427066 - Earpiece and manufacturing method and customization method of the earpiece (2025-09-30),

8. 12418759 - Hearing device having a shell that includes a compressible region and methods of manufacturing the same (2025-09-16),

9. 12418188 - Hearing device chargers (2025-09-16),

10. 12417285 - System and methods for detecting a copy of a deep neural network in a hearing device (2025-09-16),

11. 12389176 - Protective element for an electroacoustic transducer of a hearing device or for a sound tube included in a hearing device (2025-08-12),

12. 12389155 - Systems and methods for facilitating implementation of a musician performance mode by a hearing device (2025-08-12),

13. 12356150 - Systems and methods for own voice detection in a hearing system (2025-07-08),

14. 12335691 - Battery compartment of a hearing device configured to inhibit the ingress of debris into the battery compartment (2025-06-17),

15. 12335689 - Computing devices and methods for processing audio content for transmission to a hearing device (2025-06-17),

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 - Dec 30 2025

344 Patents

#1 in Stäfa

#46 in Switzerland

#2,561 in the World

Stäfa, Switzerland

Sonova Ag

Forward Citations = 683

303 inventors:

Amre El-Hoiydi (29 out of 31 patents)

Hans-Ueli Roeck (24 out of 62 patents)

Erdal Karamuk (24 out of 33 patents)

4. Nadim El Guindi (19 out of 20 patents)

5. Ullrich Sigwanz (16 out of 16 patents)

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