Ebina, Japan

Joji Masuda

This inventor holds 4 USPTO granted patents and 1 published patent application. Top assignee: Nissan Motor Company Limited. Active years: 1978-1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Joji Masuda. Retrieved from https://idiyas.com/inventor/joji-masuda

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

USPTO Granted Patents = 4 

% Patents Active = 100.0

Average Co-Inventor Count = 1.7

ph-index = 3

Forward Citations = 31(Granted Patents)


Location History:

  • Yokohama, JP (1978 - 1986)
  • Ebina, JP (1990 - 1991)

Company Filing History:


Years Active: 1978-1991

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4 patents (USPTO):Explore Patents

Title: Joji Masuda: Innovator in Automotive Fuel Systems

Introduction

Joji Masuda is a notable inventor based in Ebina, Japan, recognized for his contributions to automotive fuel systems. With a total of 4 patents, Masuda has made significant advancements in the design and functionality of fuel tank filter arrangements.

Latest Patents

Masuda's latest patents include innovative designs aimed at improving fuel flow and preventing vapor lock in automotive fuel tanks. One of his patents describes a filter arrangement for a fuel tank comprising shaped mesh sections. This design features a flat upper section made of mesh, with a lower section that is joined to it, creating a space that communicates with a fuel pump. The unique shapes of the upper and lower sections allow them to deform differently under suction, preventing collapse and ensuring a consistent fuel flow. Another patent focuses on a filter arrangement that prevents vapor lock, incorporating a fuel sucking section with a netting member that allows fuel to be drawn into a chamber while releasing vapor through a specially designed valve mechanism.

Career Highlights

Joji Masuda is currently employed at Nissan Motor Company Limited, where he continues to innovate in the field of automotive technology. His work has contributed to enhancing the efficiency and reliability of fuel systems in vehicles.

Collaborations

Masuda has collaborated with notable colleagues, including Michiaki Sasaki and Koichi Takahashi, to further advance automotive technologies.

Conclusion

Joji Masuda's inventive spirit and dedication to improving automotive fuel systems have led to significant advancements in the industry. His patents reflect a commitment to innovation that enhances vehicle performance and reliability.

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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