Cupertino, CA, United States of America

Rong-Chang Liang

This inventor holds 148 USPTO granted patents and 21 published patent applications, plus 1 CIPO patent and 5 EPO patents, primarily in Electrophoretic Displays (CPC class G09G3-34). Top assignees: Sipix Imaging, Inc., Delta Electronics, Inc., Trillion Science, Inc.. Active years: 2003-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Rong-Chang Liang. Retrieved from https://idiyas.com/inventor/rong-chang-liang

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

USPTO Granted Patents = 148 

% Patents Active = 49.3

 

 

Average Co-Inventor Count = 3.6

ph-index = 47

Forward Citations = 7,244(Granted Patents)

Forward Citations (Not Self Cited) = 6,433(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Newton, MA (US) (2004 - 2005)
  • Sunnyvale, CA (US) (2003 - 2006)
  • Cupterino, CA (US) (2013)
  • Taoyuan Hsien, TW (2014 - 2016)
  • Cupertino, CA (US) (2004 - 2018)

Company Filing History:


Years Active: 2003-2026

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Areas of Expertise:
Electrophoretic Displays
Microcapsule Imaging
Anisotropic Conductive Film
Image Display System
Reflective Layer
Thermal Control
Manufacturing Process
Switchable Displays
Microcavity Carrier
Heat Resistive Particles
Particle-Based Displays
Curable Adhesives
148 patents (USPTO):Explore Patents

Title: Rong-Chang Liang: Innovator and Patent Guru

Introduction:

Meet Rong-Chang Liang, a prominent inventor and patent holder hailing from Cupertino, California. With an impressive portfolio of 144 patents, Liang has made significant contributions to the field of anisotropic conductive films (ACF) and related technologies. Through his innovative work and collaborations with renowned companies, Liang has left a lasting impact on the industry.

Latest Patents:

Liang's recent patents focus on the development of anisotropic conductive films that incorporate a reflective layer. One such patent describes an ACF comprising a non-reflective adhesive layer, conductive particles, and a reflective adhesive layer placed on top. Notably, the reflective layer consists of a minimum of five percent reflective particles by weight. This invention holds tremendous potential for applications requiring enhanced conductivity and reflective properties.

Career Highlights:

During his illustrious career, Liang has held positions at esteemed companies, including Sipix Imaging, Inc. and Delta Electronics, Inc. While precise details of his contributions to these organizations remain unknown, his patent portfolio suggests a deep understanding of ACF technology and its various applications. Liang's expertise and dedication have undoubtedly played a pivotal role in advancing the field.

Collaborations:

Liang's work in the realm of ACF has not been done alone. Collaborating closely with colleagues Hongmei Zang and Zarng-Arh George Wu, he has fostered an environment of innovation and collaboration. Zang and Wu, like Liang, bring their unique expertise to the table, resulting in groundbreaking inventions. This teamwork exemplifies the power of collaboration in driving technological progress.

Conclusion:

Rong-Chang Liang's extensive patent portfolio and contributions to the field of anisotropic conductive films stand as a testament to his exceptional expertise. His recent patents related to ACFs with reflective layers highlight his dedication to pushing boundaries and exploring new possibilities. Through his collaborations with professionals, such as Hongmei Zang and Zarng-Arh George Wu, Liang has cultivated an environment of innovation, emphasizing the importance of teamwork in creating impactful inventions. As Liang continues his inventive journey, it is clear that his ingenuity and expertise will continue to leave a lasting mark on the industry.

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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