Fox-Tek, Inc.

Calculating rank

USPTO Granted Patents = 4

% Expired Patents = 75.0

Forward Citations = 50

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3 inventors (with patents filed for the assignee):

Edward Hartley Sargent (3 out of 130 patents)

Geoff Darling (1 out of 1 patent)

Ted Sargent (1 out of 2 patents)

4 patents: Sort by Forward Citations

1. 6891666 - Semiconductor optical amplifier with electronically controllable polarization dependent gain (2005-05-10),

2. 6731850 - Single-waveguide integrated wavelength demux photodetector and method of making it (2004-05-04),

3. 6628686 - Integrated multi-wavelength and wideband lasers (2003-09-30),

4. 6594295 - Semiconductor laser with disordered and non-disordered quantum well regions (2003-07-15),

Company Overview

Fox-tek, Inc. is a technology company specializing in innovative solutions for the telecommunications industry. With a focus on optimizing network performance and increasing efficiency, we provide cutting-edge software and hardware solutions to meet the evolving needs of our clients. Our team of experienced engineers and developers work tirelessly to deliver high-quality products and services that drive success for our customers.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

4 Patents

#416 in

#3,468 in Canada

CA

Fox-Tek, Inc.

Forward Citations = 50

3 inventors:

Edward Hartley Sargent (3 out of 130 patents)

Geoff Darling (1 out of 1 patent)

Ted Sargent (1 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Fox-Tek, Inc.. Retrieved from https://idiyas.com/company/fox-tek

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]