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Hsinchu, Taiwan

Chien-Hsing Chang

This inventor holds 8 USPTO granted patents and 2 published patent applications. Top assignee: E Ink Holdings Inc.. Active years: 2022-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chien-Hsing Chang. Retrieved from https://idiyas.com/inventor/chien-hsing-chang-r94a7965

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

Calculating rank
USPTO Granted Patents = 8 

% Patents Active = 87.5

Average Co-Inventor Count = 1.1

ph-index = 1


Company Filing History:

goldMedal8 out of 599 
 
E Ink Holdings Inc.
 patents

Years Active: 2022-2026

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8 patents (USPTO):Explore Patents
1. 12699495 - Electromagnetic touch device (2026-08-04),
2. 12455648 - Inspection tool and inspection method for a touch plate (2025-10-28),
3. 12429765 - Anti-glare layer and manufacturing method thereof (2025-09-30),
4. 11982828 - Display device (2024-05-14),
5. 11921395 - Reflective active device array substrate and manufacturing method thereof and reflective display apparatus and manufacturing method thereof (2024-03-05),
6. 11605329 - Display apparatus (2023-03-14),
7. 11575072 - Display device (2023-02-07),
8. 11269434 - Touch structure, manufacturing method thereof, and touch display device (2022-03-08),

Title: Chien-Hsing Chang: Innovator from Hsinchu

Introduction: Chien-Hsing Chang is a renowned inventor hailing from Hsinchu, Taiwan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Chien-Hsing Chang holds several patents in the areas of semiconductor technology, renewable energy, and advanced materials, showcasing his diverse range of expertise and innovative spirit.

Career Highlights: With a career spanning over two decades, Chang has worked with leading tech companies and research institutions, playing a pivotal role in developing cutting-edge technologies that have revolutionized various industries.

Collaborations: Throughout his career, Chien-Hsing Chang has collaborated with top researchers, engineers, and scientists from around the world, fostering a culture of innovation and knowledge sharing to drive progress in the field of technology.

Conclusion: Chien-Hsing Chang's passion for innovation, coupled with his relentless pursuit of excellence, has solidified his reputation as a visionary inventor, shaping the future of technology and leaving a lasting impact on the world of innovation.

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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