% Expired Patents = 42.9

Trademarks = 1

Forward Citations = 124

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5 inventors (with patents filed for the assignee):

Patrick J Barnhill (7 out of 13 patents)

Martin A Martinez (7 out of 14 patents)

Steven A Floyd (6 out of 7 patents)

4. Michael W Niederschulte (1 out of 1 patent)

5. Brian David Rosner (1 out of 14 patents)

7 patents: Sort by Forward Citations

1. 8757039 - Non-lethal restraint device with diverse deployability applications (2014-06-24),

2. 8714070 - Non-lethal waterborne threat deterrent and immobilization device (2014-05-06),

3. 8613241 - Aquatic restraint device (2013-12-24),

4. 8601928 - Restraint device for use in an aquatic environment (2013-12-10),

5. 8561516 - System and method for non-lethal vehicle restraint (2013-10-22),

6. 8245617 - Non-lethal restraint device with diverse deployability applications (2012-08-21),

7. 7882775 - Non-lethal restraint device with diverse deployability applications (2011-02-08),

Company Overview

Engineering Science Analysis Corporation (ESAC) is a leading provider of engineering solutions and analysis services to government and commercial clients. ESAC specializes in providing advanced engineering and scientific research, development, and analysis in areas such as aerospace, defense, energy, and environmental science. With a track record of over 30 years, ESAC is committed to delivering innovative and high-quality solutions to its clients.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

7 Patents

#71 in Tempe, AZ

#516 in Arizona

#39,907 in US

Tempe, AZ, United States of America

Engineering Science Analysis Corporation

Forward Citations = 124

5 inventors:

Patrick J Barnhill (7 out of 13 patents)

Martin A Martinez (7 out of 14 patents)

Steven A Floyd (6 out of 7 patents)

4. Michael W Niederschulte (1 out of 1 patent)

5. Brian David Rosner (1 out of 14 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Engineering Science Analysis Corporation. Retrieved from https://idiyas.com/company/engineering-science-analysis

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]