% Expired Patents = 80.0

Forward Citations = 23

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4 inventors (with patents filed for the assignee):

David A Markle (5 out of 81 patents)

John S Petersen (5 out of 12 patents)

Hwan J Jeong (3 out of 34 patents)

4. Rudolf H Hendel (2 out of 15 patents)

5 patents: Sort by Forward Citations

1. 9329484 - Apparatus and method of direct writing with photons beyond the diffraction limit using two-color resist (2016-05-03),

2. 9304410 - Apparatus and method of direct writing with photons beyond the diffraction limit (2016-04-05),

3. 9195139 - Apparatus and method of direct writing with photons beyond the diffraction limit using two-color resist (2015-11-24),

4. 9075013 - Apparatus and methods for microscopy having resolution beyond the Abbe limit (2015-07-07),

5. 8642232 - Method of direct writing with photons beyond the diffraction limit (2014-02-04),

Company Overview

Periodic Structures, Inc. is a leading provider of innovative engineered solutions for the aerospace and defense industries. With a focus on advanced materials and structural designs, we specialize in creating periodic structures that offer superior performance and reliability. Our team of experts is dedicated to delivering cutting-edge technologies to meet the evolving needs of our customers.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

5 Patents

#75 in Los Gatos, CA

#12,058 in California

#51,570 in US

Los Gatos, CA, United States of America

Periodic Structures, Inc.

Forward Citations = 23

4 inventors:

David A Markle (5 out of 81 patents)

John S Petersen (5 out of 12 patents)

Hwan J Jeong (3 out of 34 patents)

4. Rudolf H Hendel (2 out of 15 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Periodic Structures, Inc.. Retrieved from https://idiyas.com/company/periodic-structures

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]