Shih Chang Chang

Cupertino, CA, United States of America

Shih Chang Chang

This inventor holds 214 USPTO granted patents and 27 published patent applications, plus 2 CIPO patents and 19 EPO patents, primarily in Display Technology (CPC class G06F3-0412). Top assignees: Apple Inc., Tpo Displays Corporation, Other. Active years: 2007-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shih Chang Chang. Retrieved from https://idiyas.com/inventor/shih-chang-chang

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

USPTO Granted Patents = 214 

% Patents Active = 66.4


 

Average Co-Inventor Count = 4.3

ph-index = 26

Forward Citations = 2,075(Granted Patents)

Forward Citations (Not Self Cited) = 1,727(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Hsinchu, TW (2007 - 2017)
  • Cupertino, CA (2017)
  • San Jose, CA (US) (2013 - 2021)
  • Cupertino, CA (US) (2010 - 2024)

Company Filing History:

goldMedal208 out of 43,562 
 
Apple Inc.
 patents
silverMedal2 out of 189 
 
Tpo Displays Corporation
 patents
bronzeMedal2 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 2007-2026

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Areas of Expertise:
Organic Light-Emitting Diode
Semiconducting Oxide
Thin-Film Transistors
Foveated Display
Touch Sensors
Gate Driver Circuitry
Moisture Blocking
Light-Transmitting Windows
Refresh Rate Modes
Display Circuitry
Liquid Crystal Display
214 patents (USPTO):Explore Patents

Title: Shih Chang Chang: A Brilliant Mind in Display Technologies

Introduction:

Shih Chang Chang is a renowned innovator and inventor based in Cupertino, California, with a remarkable portfolio of 192 patents. His groundbreaking work in display technologies, particularly in the development of displays with light-emitting diodes (LEDs), has transformed the industry. In this article, we will explore his latest patents, career highlights, notable collaborations, and the immense impact of his contributions.

Latest Patents:

One of Shih Chang Chang's recent patents is for a display with light-emitting diodes. This invention features an array of pixels, each equipped with an organic light-emitting diode (OLED). These pixels include various transistors, such as drive transistors, emission transistors, and switching transistors, all connected to ensure efficient power supply and signal transmission. Furthermore, the display incorporates semiconducting-oxide transistors and silicon transistors, providing flexibility and improved performance.

Another noteworthy patent of Chang's focuses on displays with silicon and semiconducting oxide thin-film transistors. The invention presents hybrid thin-film transistor structures for organic light-emitting diode displays and liquid crystal displays. By combining oxide and silicon transistors, these displays achieve enhanced functionality and efficiency. Additionally, the patent highlights the use of different layers of gate metal in forming transistor gates, offering design versatility.

Career Highlights:

Shih Chang Chang has had an impressive career, primarily working with industry-leading companies such as Apple Inc. and TPO Displays Corporation. During his tenure at these organizations, Chang has consistently pushed the boundaries of display technologies. His expertise and inventive mindset have propelled him to the forefront of the industry, garnering widespread recognition for his exceptional contributions.

Collaborations:

Throughout his illustrious career, Shih Chang Chang has had the privilege of collaborating with several notable individuals. Among his coworkers, John Z Zhong and Young Bae Park have been instrumental allies in advancing display technologies. These collaborations have resulted in groundbreaking innovations, driving the evolution of the field and cementing Chang's position as a visionary pioneer.

Conclusion:

Shih Chang Chang's remarkable journey as an innovator and inventor in display technologies has reshaped the industry's landscape. With 192 patents to his name and a string of remarkable achievements, Chang's contributions have had a lasting impact on our everyday lives. As the realm of display technologies continues to advance, we can only anticipate further groundbreaking innovations from this remarkable mind.

Disclaimer: The information in this article is fictional and has been created for demonstration purposes only. It does not represent actual details about an individual named Shih Chang Chang or his inventions.

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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