Taipei, Taiwan

Yuan-Jen Chang

This inventor holds 9 USPTO granted patents and 3 published patent applications and 1 EPO patent. Top assignees: Google Inc., Industrial Technology Research Institute. Active years: 2003-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuan-Jen Chang. Retrieved from https://idiyas.com/inventor/yuan-jen-chang

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

USPTO Granted Patents = 9 

% Patents Active = 66.7

 

Average Co-Inventor Count = 2.2

ph-index = 2

Forward Citations = 25(Granted Patents)


Location History:

  • Hsinchu, TW (2007)
  • Taipei, TW (2003 - 2018)

Company Filing History:


Years Active: 2003-2026

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9 patents (USPTO):Explore Patents

Title: Innovations of Yuan-Jen Chang

Introduction

Yuan-Jen Chang is a notable inventor based in Taipei, Taiwan. He has made significant contributions to the field of technology, particularly in the development of systems related to computer hardware and multimedia interfaces. With a total of eight patents to his name, Chang's work reflects a commitment to advancing technological solutions.

Latest Patents

Among his latest patents, one notable invention is the "Systems for testing a computer keyboard." This system includes a support structure with apertures corresponding to a keyboard layout, along with elongate members that interact with a roller to test keyboard functionality. Another significant patent is for "Methods, systems, and media for controlling a bi-directional HDMI port." This invention outlines a method for managing HDMI connections by generating and detecting voltages at various pins, allowing the port to function as either a source or a sink depending on the connection.

Career Highlights

Yuan-Jen Chang has worked with prominent companies such as Google Inc. and the Industrial Technology Research Institute. His experience in these organizations has allowed him to refine his skills and contribute to innovative projects that push the boundaries of technology.

Collaborations

Chang has collaborated with talented individuals in his field, including Chia Hang Yeh and Wen-Tsung Lee. These partnerships have likely enhanced his work and led to the development of groundbreaking technologies.

Conclusion

Yuan-Jen Chang's contributions to technology through his patents and collaborations highlight his role as an influential inventor. His work continues to impact the fields of computer hardware and multimedia interfaces, showcasing the importance of innovation in today's digital landscape.

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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