Jong-Her, Taiwan

Day Chyi-Shiun

This inventor holds 1 USPTO granted patent. Top assignee: Tong Yuan Design & Development Co., Ltd.. Active years: 1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Day Chyi-Shiun. Retrieved from https://idiyas.com/inventor/day-chyi-shiun

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


% Patents Active = 100.0

Average Co-Inventor Count = 1.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 1995

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1 patent (USPTO):Explore Patents

Title: Day Chyi-Shiun: Innovator in Motorcycle Transmission Technology

Introduction

Day Chyi-Shiun is a notable inventor based in Jong-Her, Taiwan. He has made significant contributions to the field of motorcycle technology, particularly in automatic transmission systems. His innovative approach has led to the development of a unique patent that enhances the performance and reliability of motorcycles.

Latest Patents

Day Chyi-Shiun holds a patent for an "Automatic retrieving structure of sliding transmission disk." This invention focuses on the sliding transmission disk of a motorcycle automatic transmission. It features a shaft sleeve with a spring seat, which houses a receiving frame containing a compression spring and a turning and sliding member. This design prevents the compression spring from being affected by the twisting force of the sliding transmission disk. As a result, the compression spring can rebound effectively, stabilizing both the decelerating and braking actions of the motorcycle. This innovation allows for precise retrieval of the drive belt, enabling the motorcycle to accelerate smoothly after deceleration and braking.

Career Highlights

Day Chyi-Shiun is associated with Tong Yuan Design & Development Co., Ltd., where he applies his expertise in mechanical design and innovation. His work at the company has been instrumental in advancing motorcycle technology, particularly in enhancing the efficiency and safety of automatic transmissions.

Collaborations

Due to space constraints, the collaborations section will be omitted.

Conclusion

Day Chyi-Shiun's contributions to motorcycle transmission technology exemplify the impact of innovative thinking in engineering. His patent not only improves motorcycle performance but also enhances rider safety and experience.

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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