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For the Inventor, By the Inventor

Tucson, AZ, United States of America

4D Technology Corporation

Calculating rank
USPTO Granted Patents = 11

% Expired Patents = 9.1

Trademarks = 4

Forward Citations = 112

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10 inventors (with patents filed for the assignee):

goldMedal James E Millerd (9 out of 20 patents)

silverMedal Neal Brock (3 out of 5 patents)

bronzeMedal John Hayes (3 out of 3 patents)

4.  James C Wyant (3 out of 8 patents)

5.  Michael North-Morris (2 out of 3 patents)

6.  Erik Novak (1 out of 17 patents)

7.  Brad Kimbrough (1 out of 3 patents)

8.  Michael North Morris (1 out of 2 patents)

9.  Brian S Medower (1 out of 1 patent)

10.  Larry Denneau, Jr (1 out of 2 patents)


11 patents:

1. 9857169 - Single-step interferometric radius-of-curvature measurements utilizing short-coherence sources (2018-01-02),
2. 9746316 - High-resolution in-line metrology for roll-to-roll processing operations (2017-08-29),
3. 8351048 - Linear-carrier phase-mask interferometer (2013-01-08),
4. 8345258 - Synchronous frequency-shift mechanism in fizeau interferometer (2013-01-01),
5. 7777895 - Linear-carrier phase-mask interferometer (2010-08-17),
6. 7675628 - Synchronous frequency-shift mechanism in Fizeau interferometer (2010-03-09),
7. 7580135 - Chromatic compensation in Fizeau interferometer (2009-08-25),
8. 7230718 - Simultaneous phase-shifting fizeau interferometer (2007-06-12),
9. 7230717 - Pixelated phase-mask interferometer (2007-06-12),
10. 7079251 - Calibration and error correction in multi-channel imaging (2006-07-18),
11. 7057737 - Common optical-path testing of high-numerical-aperture wavefronts (2006-06-06),
Company Overview
4D Technology Corporation, based in Tucson, Arizona, specializes in advanced optical measurement systems. The company focuses on developing innovative solutions for high-precision surface and dimensional measurements, catering to industries such as aerospace, automotive, and manufacturing. Their technology enables real-time monitoring and analysis, enhancing quality control and process optimization. With a commitment to research and development, 4D Technology continues to push the boundaries of optical metrology, providing critical insights for engineering and manufacturing applications.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 10 2026

11 Patents

#63 in Tucson, AZ

#345 in Arizona

#27,594 in US

#51,930 in the World

Tucson, AZ (US)
Tucson, AZ, United States of America

4D Technology Corporation

Forward Citations = 112

10 inventors:

goldMedal James E Millerd (9 out of 20 patents)

silverMedal Neal Brock (3 out of 5 patents)

bronzeMedal John Hayes (3 out of 3 patents)

4.  James C Wyant (3 out of 8 patents)

5.  Michael North-Morris (2 out of 3 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: 4D Technology Corporation. Retrieved from https://idiyas.com/company/4d-technology

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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