Hsinchu, Taiwan

Chien-Feng Chang

This inventor holds 9 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignees: Opto Tech Corporation, Star Asia Vision Corporation. Active years: 2007-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chien-Feng Chang. Retrieved from https://idiyas.com/inventor/chien-feng-chang

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

Calculating rank
USPTO Granted Patents = 9 

% Patents Active = 44.4


Average Co-Inventor Count = 4.3

ph-index = 2

Forward Citations = 79(Granted Patents)


Company Filing History:


Years Active: 2007-2024

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9 patents (USPTO):Explore Patents

Title: Innovations of Chien-Feng Chang

Introduction

Chien-Feng Chang is a notable inventor based in Hsinchu, Taiwan. He has made significant contributions to the field of display technology, holding a total of nine patents. His work focuses on innovative designs that enhance the functionality and usability of display devices.

Latest Patents

One of his latest patents is for a multi-directional multi-joint turning piece and display device. This invention includes first and second display modules along with turning pieces that facilitate the switching between folded and unfolded states. The design allows for smooth pivoting of the display modules, ensuring that they can be symmetrically unfolded with ease. Another patent also revolves around the multi-directional multi-joint turning piece, which connects the first and second display modules, providing flexibility in their arrangement.

Career Highlights

Chien-Feng Chang has worked with several prominent companies in the technology sector. Notable among them are Opto Tech Corporation and Star Asia Vision Corporation. His experience in these organizations has contributed to his expertise in developing advanced display technologies.

Collaborations

Chien-Feng Chang has collaborated with talented individuals in his field, including Tsung-Huai Lee and Ju-Yuan You. These partnerships have likely fostered innovation and creativity in his projects.

Conclusion

Chien-Feng Chang's contributions to display technology through his patents and collaborations highlight his role as a significant inventor in the industry. His innovative designs continue to influence the development of modern display devices.

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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