Colorado Springs, CO, United States of America

James Shih-Tsih Chang

This inventor holds 2 USPTO granted patents. Top assignee: J Squared, Inc.. Active years: 1998.

IDiyas Innovation Intelligence. (2026). Inventor Profile: James Shih-Tsih Chang. Retrieved from https://idiyas.com/inventor/james-shih-tsih-chang

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 2

Forward Citations = 68(Granted Patents)


Company Filing History:


Years Active: 1998

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2 patents (USPTO):Explore Patents

Title: Innovations by James Shih-Tsih Chang

Introduction

James Shih-Tsih Chang is an accomplished inventor based in Colorado Springs, CO. He has made significant contributions to the field of roadway technology, holding two patents that showcase his innovative approach to improving road safety and traffic management.

Latest Patents

One of his latest patents is titled "Method and apparatus for detecting a road pavement surface condition." This invention includes an apparatus designed to determine the condition of road pavement over a wide area using a road noise sensor. The temporal frequency analyzer converts the road noise signal into a temporal frequency signal, which is then analyzed by a processing circuit to assess the pavement's condition.

Another notable patent is the "Electronic nervous system for a roadway and method." This invention features a network of nodes that parallel the roadway and are interconnected by an information link. Sensors coupled to these nodes process data to form symbolic patterns that travel along the information link. This system allows for the assessment of roadway conditions, including traffic flow and transit times, while also enabling traffic signals to be adjusted based on the analyzed data.

Career Highlights

James Shih-Tsih Chang is currently employed at J Squared, Inc., where he continues to develop innovative solutions for roadway technology. His work focuses on enhancing the safety and efficiency of transportation systems through advanced sensor technologies and data analysis.

Collaborations

James collaborates with his coworker, James Jay Fanning, to further advance their projects and share insights in their field of expertise.

Conclusion

James Shih-Tsih Chang's contributions to roadway technology through his patents demonstrate his commitment to innovation and improving traffic safety. His work at J Squared, Inc. continues to influence the future of transportation systems.

Profile summary based on public USPTO records.
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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