Beverly Hills, CA, United States of America

American Challenge Technologies, Inc.

Calculating rank

USPTO Granted Patents = 1

% Expired Patents = 100.0

Forward Citations = 2

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4 inventors (with patents filed for the assignee):

Derk Hartland (1 out of 3 patents)

Joseph N Scarbo (1 out of 1 patent)

Russel L Wicks (1 out of 1 patent)

4. Neil E Hannemann (1 out of 1 patent)

1 patent: Sort by Forward Citations

1. 8276693 - Powertrain, vehicle, and method with electric motors and dual belt drive (2012-10-02),

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USPTO Data Jan 1 1976 - Nov 10 2026

1 Patents

#148 in Beverly Hills, CA

#29,096 in California

#137,142 in US

Beverly Hills, CA, United States of America

American Challenge Technologies, Inc.

Forward Citations = 2

4 inventors:

Derk Hartland (1 out of 3 patents)

Joseph N Scarbo (1 out of 1 patent)

Russel L Wicks (1 out of 1 patent)

4. Neil E Hannemann (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: American Challenge Technologies, Inc.. Retrieved from https://idiyas.com/company/american-challenge-technologies

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]