Chita, Japan

Masafumi Fukagawa

This inventor holds 2 USPTO granted patents and 3 published patent applications. Top assignee: Lixil Corporation. Active years: 2013-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Masafumi Fukagawa. Retrieved from https://idiyas.com/inventor/masafumi-fukagawa

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

Calculating rank
USPTO Granted Patents = 2 

Average Co-Inventor Count = 3.0

ph-index = 2

Forward Citations = 5(Granted Patents)


Company Filing History:


Years Active: 2013-2014

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2 patents (USPTO):Explore Patents

Title: Masafumi Fukagawa: Innovator in Toilet Drainage Solutions

Introduction

Masafumi Fukagawa is a notable inventor based in Chita, Japan. He has made significant contributions to the field of plumbing and drainage systems, particularly focusing on innovations that enhance the functionality of toilet drainage.

Latest Patents

Fukagawa holds 2 patents that showcase his inventive prowess. His latest patents include a drainage connector and an air suction device for toilet drain passages. The drainage connector is designed to facilitate communication between a toilet bowl's drain outlet and a drain conduit. It features a casing with a flow inlet and outlet, along with piping that directs flush water laterally. The air suction device consists of a suction tank divided by a diaphragm, which works in conjunction with an electromagnetic drive device to efficiently manage air flow within the toilet drain passage.

Career Highlights

Fukagawa is currently employed at Lixil Corporation, a company renowned for its innovative solutions in the building materials and plumbing sectors. His work at Lixil has allowed him to develop practical inventions that address common issues in toilet drainage systems.

Collaborations

Fukagawa collaborates with Takamasa Ina, a fellow innovator, to further enhance their contributions to the industry. Their partnership exemplifies the importance of teamwork in driving innovation.

Conclusion

Masafumi Fukagawa's contributions to toilet drainage technology reflect his commitment to improving everyday plumbing solutions. His patents not only demonstrate his inventive skills but also highlight the potential for innovation in the plumbing 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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