Kaohsiung, Taiwan

Kun-Jung Chang

This inventor holds 8 USPTO granted patents and 11 published patent applications. Top assignees: Li-Hong Technological Co., Ltd., Other. Active years: 2008-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kun-Jung Chang. Retrieved from https://idiyas.com/inventor/kun-jung-chang

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

USPTO Granted Patents = 8 

% Patents Active = 25.0

Average Co-Inventor Count = 3.7

ph-index = 5

Forward Citations = 272(Granted Patents)


Company Filing History:


Years Active: 2008-2012

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8 patents (USPTO):Explore Patents

Title: Kun-Jung Chang: Innovator in LED Technology

Introduction

Kun-Jung Chang is a prominent inventor based in Kaohsiung County, Taiwan. He has made significant contributions to the field of LED technology, holding a total of 8 patents. His innovative designs focus on enhancing the functionality and efficiency of LED lamps.

Latest Patents

One of his latest patents is an LED lamp that includes an LED lamp set and an adjustment assembly. The LED lamp set features a replaceable LED lamp element and a holder, while the cooling set is fastened to the holder. The adjustment assembly allows for the adjustment of the light illumination angle, enhancing usability. Another notable patent is an improved heat-dissipation structure that comprises a heat-dissipation lamp frame with multiple heat-dissipation fins. This design accommodates light guiding tubes and features a metallic casing, ensuring effective heat management.

Career Highlights

Throughout his career, Kun-Jung Chang has worked with various companies, including Li-hong Technological Co., Ltd. His work has significantly impacted the development of LED technology, making it more practical and efficient for various applications.

Collaborations

He has collaborated with notable coworkers such as Kuo-Chun Lin and Ching-Yuan Juan, contributing to the advancement of innovative technologies in the field.

Conclusion

Kun-Jung Chang's contributions to LED technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence the development of efficient lighting solutions.

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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