Changhua, Taiwan

Liang-Liang Yao

This inventor holds 1 USPTO granted patent and 1 EPO patent. Top assignee: Sdi Corporation. Active years: 2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Liang-Liang Yao. Retrieved from https://idiyas.com/inventor/liang-liang-yao

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

Calculating rank

 

Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2017

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1 patent (USPTO):Explore Patents

Title: The Innovative Mind of Liang-Liang Yao

Introduction

Liang-Liang Yao is a notable inventor based in Changhua, Taiwan. He has made significant contributions to the field of innovation, particularly with his invention of an electric pencil sharpener. His work exemplifies the blend of practicality and creativity in modern design.

Latest Patents

Liang-Liang Yao holds a patent for an electric pencil sharpener with a replaceable cutter assembly. This innovative device features a body, a cover, and a cutter assembly. The body includes a transmission device and a waste case with an opening. The cover is designed to close the opening of the waste case. The cutter assembly is detachable and includes a connection base, a cutter bracket, and a cutter. The design allows for easy replacement of the cutter when it becomes damaged or worn, enhancing the usability of the sharpener.

Career Highlights

Liang-Liang Yao is associated with Sdi Corporation, where he has been able to apply his inventive skills. His work has contributed to the advancement of practical tools that improve everyday tasks.

Collaborations

Liang-Liang Yao has worked alongside talented colleagues such as Che-Chang Cheng and Chien-Hsing Chang. Their collaborative efforts have fostered an environment of innovation and creativity.

Conclusion

Liang-Liang Yao's contributions to the field of invention, particularly with his electric pencil sharpener, highlight his innovative spirit and dedication to improving everyday tools. His work continues to inspire future inventors in 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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