Fukuoka, Japan

Hajime Tsutanaga

This inventor holds 3 USPTO granted patents and 3 EPO patents. Top assignee: Unicharm Corporation. Active years: 2011-2012.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hajime Tsutanaga. Retrieved from https://idiyas.com/inventor/hajime-tsutanaga

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


 

Average Co-Inventor Count = 5.0

ph-index = 2

Forward Citations = 14(Granted Patents)


Company Filing History:


Years Active: 2011-2012

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3 patents (USPTO):Explore Patents

Title: Hajime Tsutanaga: Innovator in Cleaning Technology

Introduction

Hajime Tsutanaga is a notable inventor based in Fukuoka, Japan. He has made significant contributions to the field of cleaning technology, holding a total of 3 patents. His innovative designs focus on enhancing the efficiency and effectiveness of cleaning tools.

Latest Patents

One of Hajime Tsutanaga's latest patents is a cleaning tool that features an elongate cleaning element holder and a cleaning element designed to be attached to the holder. This cleaning element holder includes a grip for user convenience and two holding elements that extend parallel to the longitudinal direction from the grip. These holding elements can be inserted into an insert region of the cleaning element, allowing for secure attachment. Notably, the holding elements can rotate in parallel toward each other, enabling the sectional shape of the cleaning element to be adjusted, thereby improving its functionality.

Another significant patent involves a cleaning tool that aims to achieve a higher cleaning effect. This tool includes an elongate cleaning element holder and a cleaning element with a specific outer surface dimension that extends in the longitudinal direction of the holder. When attached, the cleaning element wraps in a helical form around the holder's outer surface, optimizing its cleaning capabilities.

Career Highlights

Hajime Tsutanaga is currently associated with Unicharm Corporation, a company known for its innovative products in the hygiene and cleaning sectors. His work has contributed to the development of advanced cleaning solutions that enhance user experience and cleaning efficiency.

Collaborations

Hajime has collaborated with notable coworkers, including Yoshinori Tanaka and Masaho Hayashi. Their combined efforts have led to the successful development of innovative cleaning technologies.

Conclusion

Hajime Tsutanaga's contributions to cleaning technology through his patents reflect his commitment to innovation and efficiency. His work continues to influence the industry, making cleaning tasks more effective and user-friendly.

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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