For the Inventor, By the Inventor

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St. Augustine, FL, United States of America

Anchor Tech, Inc.

USPTO Granted Patents = 3

Forward Citations = 17

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1 inventor (with patents filed for the assignee):

Thomas A Oldfield (3 out of 4 patents)

3 patents: Sort by Forward Citations

1. 5085101 - Apparatus for exerting a braking torque upon a rotating shaft (1992-02-04),

2. 4994003 - Apparatus using aerodynamic rotors for exerting a braking torque upon a (1991-02-19),

3. 4827798 - Apparatus and method for exerting a braking torque upon a vehicle (1989-05-09),

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USPTO Data Jan 1 1976 - Oct 13 2026

3 Patents

#10 in St. Augustine, FL

#2,671 in Florida

#73,860 in US

St. Augustine, FL, United States of America

Anchor Tech, Inc.

Forward Citations = 17

1 inventor:

Thomas A Oldfield (3 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Anchor Tech, Inc.. Retrieved from https://idiyas.com/company/anchor-tech

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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