% Expired Patents = 25.0

Forward Citations = 123

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4 inventors (with patents filed for the assignee):

Christian Pilz (3 out of 3 patents)

Raja Kuppuswamy (2 out of 5 patents)

Jörg Tacke (1 out of 1 patent)

4. Michaek Kramer (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 8903725 - Method and arrangement for controlling user access (2014-12-02),

2. 8600751 - Digital method and arrangement for authenticating a person (2013-12-03),

3. 7970611 - Speaker authentication in digital communication networks (2011-06-28),

4. 6934849 - Method and system for authorizing a commercial transaction (2005-08-23),

Company Overview

Voice.trust Ag is a leading provider of voice biometric authentication solutions to increase security and user experience for businesses. Their technology enables organizations to positively identify customers through their unique voice patterns, reducing fraud and improving customer satisfaction.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

4 Patents

#345 in W-8000 Munich

#7,035 in Germany

Munich, Germany

Voice.trust Ag

Forward Citations = 123

4 inventors:

Christian Pilz (3 out of 3 patents)

Raja Kuppuswamy (2 out of 5 patents)

Jörg Tacke (1 out of 1 patent)

4. Michaek Kramer (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Voice.trust Ag. Retrieved from https://idiyas.com/company/voice-trust-ag

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]