Tainan, Taiwan

Shoou-Jinn Chang

This inventor holds 3 USPTO granted patents and 1 published patent application. Top assignee: National Science Council. Active years: 1999-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shoou-Jinn Chang. Retrieved from https://idiyas.com/inventor/shoou-jinn-chang

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

USPTO Granted Patents = 3 

% Patents Active = 100.0

Average Co-Inventor Count = 3.6

ph-index = 2

Forward Citations = 7(Granted Patents)


Company Filing History:


Years Active: 1999-2002

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3 patents (USPTO):Explore Patents

Title: Shoou-Jinn Chang: Innovator in Microstrip Antenna Technology

Introduction

Shoou-Jinn Chang is an inventor based in Tainan, Taiwan. He is known for his work in the field of microstrip antenna technology. Although he currently holds no granted patents, his innovative ideas contribute to advancements in microwave imaging systems.

Latest Patent Applications

One of his notable patent applications is titled "MICROSTRIP ANTENNA STRUCTURE AND MICROWAVE IMAGING SYSTEM USING THE SAME." This application describes a microstrip antenna structure that includes a substrate, a ring microstrip line, and a signal transmission port. The substrate features opposite first and second surfaces. The ring microstrip line is positioned on the first surface of the substrate and has a short coupling gap ranging between 0.004λ and 0.06λ. This design aims to form a radiation bandwidth with high selectivity, where λ represents a guided wavelength of an electromagnetic wave in the ring microstrip line corresponding to a center frequency of the radiation bandwidth. The signal transmission port is located on the second surface of the substrate and is electrically connected to the ring microstrip line.

Conclusion

Shoou-Jinn Chang's contributions to microstrip antenna technology reflect his innovative spirit and dedication to advancing the field. His work, particularly in the area of microwave imaging systems, showcases the potential for future developments in this technology.

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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