This inventor holds 1 USPTO granted patent. Top assignees: Verimatrix, Inc., Verimatrix Oy, Verimatrix UK. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
2 out of 39 
1 out of 1 
1 out of 2 Years Active: 2026
Title: Johan Lindquist: Patent Work in Media Playback Security.
Introduction
Johan Lindquist is an inventor associated with Merritt Island, Florida. His patent work addresses tamper detection and the protection of copy restrictions in media playback applications.
Latest Patents
The provided information lists one patent for Lindquist: “Systems and Methods for Injecting Code for Tamper Detection in a Playback Application.” The invention describes identifying API-call locations in playback application executable files and inserting tamper-detection code at those locations. When executed, the code gathers monitoring data about the playback device and the content being played. The system uses that data to assess the confidence that tampering has occurred and takes a remediation action if the assessment exceeds a threshold determined by the types of data collected. Lindquist is credited with 1 patent.
Career Highlights
Lindquist’s listed company affiliations include Verimatrix, Inc. and Verimatrix UK. His patent reflects work on software-based monitoring intended to detect interference with media playback copy restrictions.
Collaborations
The provided information names Klaus Schenk and Martin Bergenwall as Lindquist’s coworkers. Their specific contributions to the patent or related work are not specified.
Conclusion
Johan Lindquist’s listed invention focuses on detecting tampering in media playback software by monitoring API calls and responding to suspicious activity.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile