Hamamatsu, Japan

Tokio Masui

This inventor holds 1 USPTO granted patent. Top assignee: Nippon Gakki Seizo Kabushiki Kaisha. Active years: 1977.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tokio Masui. Retrieved from https://idiyas.com/inventor/tokio-masui

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 = 3.0

ph-index = 1

Forward Citations = 52(Granted Patents)


Company Filing History:


Years Active: 1977

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1 patent (USPTO):Explore Patents

Title: The Innovative Mind of Tokio Masui

Introduction

Tokio Masui is a notable inventor based in Hamamatsu, Japan. He is recognized for his contributions to the field of audio technology, particularly in the design of headphones. His innovative approach has led to the development of a unique headphone design that enhances user experience.

Latest Patents

Masui holds a patent for a headphone that features two ear cups and a headband. The design includes coupling means that allow for the rotatable connection of the ear cups to the headband. This configuration enables the ear cups to rotate freely in both vertical and horizontal directions, ensuring a comfortable fit for the user. The compact size of the headphone makes it convenient for everyday use. The patent emphasizes the importance of user comfort and adaptability in headphone design.

Career Highlights

Throughout his career, Tokio Masui has been associated with Nippon Gakki Seizo Kabushiki Kaisha, a company known for its commitment to quality and innovation in audio products. His work has significantly contributed to the advancement of headphone technology, making it more user-friendly and versatile.

Collaborations

Masui has collaborated with talented individuals such as Toyosaku Matsumoto and Takao Nakaya. These partnerships have fostered a creative environment that encourages the exchange of ideas and innovation in product development.

Conclusion

Tokio Masui's inventive spirit and dedication to improving audio technology have made a lasting impact in the industry. His patented headphone design exemplifies the blend of functionality and comfort, showcasing his commitment to enhancing the user 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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