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Ballerup, Denmark

Sennheiser Communications A/s

USPTO Granted Patents = 53

% Expired Patents = 1.9

EPO Patents = 26

Trademarks = 1

Forward Citations = 849

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76 inventors (with patents filed for the assignee):

Svend Feldt (9 out of 25 patents)

Sivert Wernblad (7 out of 7 patents)

Torben Christiansen (6 out of 7 patents)

4. Michael Brandis (6 out of 12 patents)

5. Peter Vestergaard Værum (5 out of 11 patents)

6. Jörg Brennwald (5 out of 6 patents)

7. Michael Brandis (4 out of 11 patents)

8. Lars Tuborg Jensen (4 out of 4 patents)

9. Lars Elliot Nyegaard (3 out of 3 patents)

10. Andreas Jessen (3 out of 3 patents)

11. Christian Wang (3 out of 4 patents)

12. Bo Skjoldborg (3 out of 3 patents)

13. Claus Benjaminsen (3 out of 3 patents)

14. Jens Brandt Kofod (3 out of 3 patents)

15. Arne Lindbjerg Pedersen (2 out of 2 patents)

Core Competencies:

Wireless Headset

Communication System

Echo Cancellation

Adaptive Filter

Microphone Arrangement

Hearing Device

Gaming Headset

Loudspeaker System

Base Station

Audio Processing

Headphone

Portable Communication Device

53 patents: Sort by Forward Citations

1. 10868831 - Authentication of base station and headset (2020-12-15),

2. 10750272 - Hearing device with flat flexible electric connection (2020-08-18),

3. 10645496 - Communication system for communicating audio signals between a plurality of communication devices in a virtual sound environment (2020-05-05),

4. 10616303 - Communication system including eavesdropping (2020-04-07),

5. 10531177 - Ear cup with attachment unit (2020-01-07),

6. D857656 - Headset with adjustable contact pressure (ACP) including a spring system (2019-08-27),

7. 10368152 - Microphone arrangement (2019-07-30),

8. D851628 - Headset including a headband (2019-06-18),

9. 10291784 - Adaptive filter unit for being used as an echo canceller (2019-05-14),

10. D847784 - Headset including a neckband (2019-05-07),

11. D847783 - Headset including an earhook (2019-05-07),

12. D847782 - Snap on-off headset (2019-05-07),

13. 10250751 - Mobile conference system (2019-04-02),

14. 10231055 - Gaming headset with adjustable contact pressure (2019-03-12),

15. D834562 - Base station for wireless headset (2018-11-27),

Company Overview

Sennheiser Communications A/S, based in Ballerup, Denmark, specializes in the development and manufacturing of advanced audio communication devices. The company focuses on innovative solutions such as wireless headsets, communication systems, and hearing devices, catering to both professional and consumer markets. Key technology areas include echo cancellation, adaptive filtering, and sophisticated microphone arrangements, enhancing audio clarity and user experience across various applications, including gaming and professional audio environments.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

53 Patents

#7 in Ballerup

#64 in Denmark

#13,334 in the World

Ballerup, Denmark

Sennheiser Communications A/s

Forward Citations = 849

76 inventors:

Svend Feldt (9 out of 25 patents)

Sivert Wernblad (7 out of 7 patents)

Torben Christiansen (6 out of 7 patents)

4. Michael Brandis (6 out of 12 patents)

5. Peter Vestergaard Værum (5 out of 11 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sennheiser Communications A/s. Retrieved from https://idiyas.com/company/sennheiser-communications-a-s

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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