Hsinchu, Taiwan

Wen-Chiao Chang

This inventor holds 4 USPTO granted patents and 2 published patent applications and 1 EPO patent. Top assignee: Young Lighting Technology Corporation. Active years: 2012-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Wen-Chiao Chang. Retrieved from https://idiyas.com/inventor/wen-chiao-chang

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

USPTO Granted Patents = 4 

% Patents Active = 25.0

 

Average Co-Inventor Count = 3.6

ph-index = 3

Forward Citations = 69(Granted Patents)


Company Filing History:


Years Active: 2012-2014

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4 patents (USPTO):Explore Patents

Title: Innovations by Wen-Chiao Chang

Introduction

Wen-Chiao Chang is a notable inventor based in Hsin-Chu, Taiwan. He has made significant contributions to the field of lighting technology, holding a total of four patents. His work primarily focuses on the development of advanced light-emitting devices.

Latest Patents

One of his latest patents is for a light-emitting diode lamp. This LED lamp includes a first light source device and a second light source device. The first light source device features a light exiting surface and a connection portion, which is utilized for emitting a first illumination light through the light exiting surface. The light exiting surface surrounds the connection portion. The second light source device connects to the connection portion and is responsible for emitting a second illumination light. Another significant patent is for an illuminating apparatus. This apparatus comprises a plurality of light source units and a light guide plate. The light guide plate has a flat part and a protruding part, where the light source units provide a side light beam into the light guide plate at an edge surface. The side light beam is guided within the light guide plate and exits at the protruding part.

Career Highlights

Wen-Chiao Chang is currently employed at Young Lighting Technology Corporation, where he continues to innovate in the field of lighting solutions. His expertise and creativity have positioned him as a key figure in the development of new lighting technologies.

Collaborations

Wen-Chiao has collaborated with several talented individuals, including Udo Custodis and Wei-Chih Wang. Their combined efforts have contributed to the advancement of lighting technology and the successful development of innovative products.

Conclusion

Wen-Chiao Chang's contributions to the field of lighting technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the industry positively.

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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