EPO Patents = 3

Trademarks = 1

Forward Citations = 5

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6 inventors (with patents filed for the assignee):

Matthew Len Keeler (3 out of 6 patents)

Bernard M Gordon (3 out of 4 patents)

Olof Johnson (3 out of 4 patents)

4. Benjamin Galen Connelly (1 out of 1 patent)

5. James Michael Connelly (1 out of 4 patents)

6. William Alan Worstell (1 out of 7 patents)

5 patents: Sort by Forward Citations

1. 11373345 - Method for artifact reduction using monoenergetic data in computed tomography (2022-06-28),

2. 10928544 - Method and apparatus to reduce radiation emissions on a parcel scanning system (2021-02-23),

3. 10768337 - Computed tomography (CT) security inspection system with enhanced X-ray shielding (2020-09-08),

4. 10573030 - Method for artifact reduction using monoenergetic data in computed tomography (2020-02-25),

5. 10429323 - Method and apparatus for performing multi-energy (including dual energy) computed tomography (CT) imaging (2019-10-01),

Company Overview

Photo Diagnostic Systems, Inc. is a leading provider of innovative imaging solutions for the medical industry. Specializing in advanced diagnostic imaging technologies, our mission is to improve patient outcomes through cutting-edge equipment and software. With a focus on precision and accuracy, we strive to revolutionize the way healthcare professionals diagnose and treat patients. Visit our website to learn more about our products and services.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

5 Patents

#9 in Boxborough, MA

#2,894 in Massachusetts

#51,620 in US

Boxborough, MA, United States of America

Photo Diagnostic Systems, Inc.

Forward Citations = 5

6 inventors:

Matthew Len Keeler (3 out of 6 patents)

Bernard M Gordon (3 out of 4 patents)

Olof Johnson (3 out of 4 patents)

4. Benjamin Galen Connelly (1 out of 1 patent)

5. James Michael Connelly (1 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Photo Diagnostic Systems, Inc.. Retrieved from https://idiyas.com/company/photo-diagnostic-systems

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]

3 patents (EPO):

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]