Hsinchu, Taiwan

Ren-Chieh Liu

This inventor holds 27 USPTO granted patents and 8 published patent applications, primarily in Image Sensing Technology. Top assignees: Pixart Imaging Incorporated, Taiwan Space Agency, Pixart Imaging Incorporation. Active years: 2012-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Ren-Chieh Liu. Retrieved from https://idiyas.com/inventor/ren-chieh-liu

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

USPTO Granted Patents = 27 

% Patents Active = 88.9

Average Co-Inventor Count = 2.4

ph-index = 3

Forward Citations = 25(Granted Patents)


Location History:

  • Hsin-Chu, TW (2012 - 2022)
  • Hsin-Chu County, TW (2021 - 2024)

Company Filing History:


Years Active: 2012-2026

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Areas of Expertise:
Pixel Circuit
Time Delay Integration
Optical Sensor
Neural Signal Detection
Analog Operation
Motion Sensor
Image Brightness
High Precision
Sensor Arrays
Defect Pixels
Temporal Difference
27 patents (USPTO):Explore Patents

Title: Ren-Chieh Liu: Innovating Time Delay Integration Sensors in Hsin-Chu County

Introduction: Ren-Chieh Liu, based in Hsin-Chu County, Taiwan, is an accomplished inventor known for his significant contributions to the field of sensor technology. With a remarkable portfolio containing 19 patents, Liu has advanced the capabilities of time delay integration (TDI) sensors, which play a crucial role in various imaging applications.

Latest Patents: Among his latest innovations, Liu's patents include groundbreaking designs for TDI sensors. One notable patent details a TDI sensor utilizing a rolling shutter, comprising two pixel arrays with multiple pixel columns. This ingenious arrangement allows the TDI sensor to double the integration of pixel data corresponding to the same scene position. Another patent focuses on handling defect pixels within the TDI sensor, ensuring that any defective pixel data is not integrated into the final output, enhancing the reliability and accuracy of imaging systems.

Career Highlights: Throughout his career, Liu has worked with prominent companies such as Pixart Imaging Incorporated, where he honed his skills in sensor technology and innovation. His contributions have been invaluable in advancing the effectiveness of imaging solutions in the modern marketplace.

Collaborations: Liu's collaborative efforts with colleagues, including Yi-Hsien Ko and Han-Chi Liu, have further enriched his research and development endeavors. Together, they have worked on various projects that leverage innovative sensor designs to address current challenges in the field.

Conclusion: Ren-Chieh Liu's dedicated pursuit of innovation has culminated in numerous patents that enhance the functionality of TDI sensors. His work continues to influence the imaging technology landscape, paving the way for more advanced and efficient sensor systems.

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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