Tokyo, Japan

Harumatsu Sato

This inventor holds 2 USPTO granted patents. Top assignee: Itoki Co., Ltd.. Active years: 1994.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Harumatsu Sato. Retrieved from https://idiyas.com/inventor/harumatsu-sato

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 = 2

Forward Citations = 164(Granted Patents)


Company Filing History:


Years Active: 1994

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2 patents (USPTO):Explore Patents

Title: Harumatsu Sato: Innovator in Chair Design

Introduction

Harumatsu Sato is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of furniture design, particularly in the development of innovative chair structures. With a total of two patents to his name, Sato's work reflects a commitment to enhancing user comfort and functionality.

Latest Patents

Sato's latest patents focus on a shell structure designed for use with chairs that feature synchronously moving seats. The first patent describes a shell for a chair where the bottom shell structure and backrest shell structure are connected to supporting frame members. This design includes a bottom portion and a partial backrest portion connected by a curved section with multiple slots. The construction allows for increased flexibility while maintaining material strength. The second patent elaborates on a similar concept, emphasizing the adaptability of the backrest shell under varying loads. This innovative approach ensures that the chair can accommodate both light and heavy loads effectively.

Career Highlights

Harumatsu Sato is currently employed at Itoki Co., Ltd., a company known for its advancements in office furniture and ergonomic solutions. His work at Itoki has allowed him to explore and implement cutting-edge designs that prioritize user comfort and functionality.

Collaborations

Sato has collaborated with talented coworkers such as Yuji Ishi and Toru Nagao. Their combined expertise has contributed to the successful development of innovative chair designs that enhance user experience.

Conclusion

Harumatsu Sato's contributions to chair design through his innovative patents demonstrate his dedication to improving furniture functionality and user comfort. His work at Itoki Co., Ltd. and collaborations with skilled colleagues further highlight his impact in the field of furniture design.

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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