Chiba, Japan

Yukihisa Yuasa

This inventor holds 1 USPTO granted patent. Top assignee: Kabushiki Kaisha Arai Gakkiten. Active years: 1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yukihisa Yuasa. Retrieved from https://idiyas.com/inventor/yukihisa-yuasa

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 16(Granted Patents)


Company Filing History:


Years Active: 1988

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1 patent (USPTO):Explore Patents

Title: Yukihisa Yuasa: Innovator in Musical Instrument Technology

Introduction

Yukihisa Yuasa is a notable inventor based in Chiba, Japan. He has made significant contributions to the field of musical instruments, particularly with his innovative designs that enhance the performance of stringed instruments. His work is characterized by a focus on creating unique vibrato effects that were previously unattainable.

Latest Patents

Yuasa holds a patent for a "Split Tremolo Device." This invention is designed to provide favorable vibrato effects for stringed musical instruments. The device consists of a string support assembly made up of at least two individually pivoted segments, each carrying a string anchoring member. A spring biases the segments to apply tension to the strings, while a handle bar allows for pivoting against this bias to reduce tension. By manipulating the handle bars of the different segments, musicians can create special vibrato effects. Additionally, the segmented design ensures that the breakage of a single string only affects its corresponding segment, simplifying the tuning process after a string replacement.

Career Highlights

Yuasa is associated with Kabushiki Kaisha Arai Gakkiten, where he continues to develop and refine his inventions. His work has garnered attention for its innovative approach to enhancing musical expression through technology.

Collaborations

Yuasa has collaborated with notable coworkers such as Hisashi Kato and Daiji Okai, contributing to a dynamic environment of creativity and innovation within his company.

Conclusion

Yukihisa Yuasa's contributions to the field of musical instruments through his split tremolo device exemplify his innovative spirit and dedication to enhancing musical performance. His work continues to influence musicians and the design of stringed instruments.

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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