Hsinchu, Taiwan

Yu-Liang Cai

This inventor holds 1 USPTO granted patent. Top assignee: National Tsing Hua University. Active years: 2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yu-Liang Cai. Retrieved from https://idiyas.com/inventor/yu-liang-cai

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

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% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1


Company Filing History:


Years Active: 2015

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1 patent (USPTO):Explore Patents

Title: Yu-Liang Cai and Multi-Color Harmonic Laser Processing.

Introduction

Yu-Liang Cai is an inventor associated with National Tsing Hua University in Hsinchu, Taiwan. His patent work concerns a laser system that combines multiple harmonic frequencies for laser processing.

Latest Patents

Cai is credited with 1 patent: “Multi-color harmonic synthesized laser system for laser processing and laser processing method using multi-color harmonic synthesized laser.” The invention describes a system that converts a single laser wave into multiple harmonic waves with different frequencies. A modulating unit adjusts their amplitudes and relative phases, then combines them into one synthesized laser wave focused on an object for processing. The system uses nonlinear crystals to generate the fundamental and higher-frequency harmonics, which are coherent, collinear, and related in phase.

Career Highlights

Cai’s listed patent highlights an approach to laser processing that uses controlled synthesis of multiple harmonic waves. His affiliation with National Tsing Hua University connects this work to the university’s research and innovation community.

Collaborations

Cai’s listed coworkers include Alexey Zaytsev and Ci-Ling Pan.

Conclusion

Yu-Liang Cai’s patent presents a multi-color harmonic laser system designed to shape and combine laser waves for processing applications.

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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