Yokohama, Japan

Tsuyoshi Matsuzawa

This inventor holds 5 USPTO granted patents and 1 published patent application. Top assignee: Nhk Spring Co., Ltd.. Active years: 2016-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsuyoshi Matsuzawa. Retrieved from https://idiyas.com/inventor/tsuyoshi-matsuzawa

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

USPTO Granted Patents = 5 

% Patents Active = 40.0

Average Co-Inventor Count = 3.2

ph-index = 1


Company Filing History:


Years Active: 2016-2025

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5 patents (USPTO):Explore Patents

Title: **Tsuyoshi Matsuzawa: Innovator from Yokohama**

Introduction

Tsuyoshi Matsuzawa, an accomplished inventor based in Yokohama, Japan, has made significant contributions to the field of engineering with a total of five patents to his name. His innovative spirit and dedication to enhancing functional designs have positioned him as a notable figure in his industry.

Latest Patents

Among his latest inventions, Matsuzawa has developed a unique slide device. This slide device features a fixed rail, a movable rail, and a belt-shaped cover member, which serves to close the opening groove between the fixed rail and movable rail. Additionally, a slide cover envelops the periphery of the cover member, ensuring smooth operation through its sophisticated design including upper and lower walls along with a rib that guides sliding movement.

Another recent patent is the seat opening concealment structure, which showcases his prowess in automotive design. This structure incorporates a cover member that partially conceals a vehicle seat and features a curved outer wall with an elongated opening. The invention also includes a rotatable body and a concealing sheet designed to slide along the curved face, enhancing both aesthetics and functionality.

Career Highlights

Tsuyoshi Matsuzawa is currently working at Nhk Spring Co., Ltd., where he continues to innovate and develop new technologies. His work reflects a commitment to improving product usability and integrating modern design elements in everyday applications.

Collaborations

During his career, Matsuzawa has collaborated with talented colleagues such as Kenichi Katsube and Takeshi Murakami. These partnerships foster a dynamic environment conducive to creative problem-solving and technological advancement, further amplifying his contributions to the industry.

Conclusion

In summary, Tsuyoshi Matsuzawa exemplifies the innovative spirit that drives progress across various fields. Through his patents and collaborative efforts, he continues to shape the future of engineering and design, leaving a lasting impact on both his company and the broader 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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