Kariya, Japan

Naoya Tamai

This inventor holds 2 USPTO granted patents. Top assignee: Denso Corporation. Active years: 2014-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naoya Tamai. Retrieved from https://idiyas.com/inventor/naoya-tamai

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 = 1.3

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2014-2021

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2 patents (USPTO):Explore Patents

Title: Naoya Tamai: Innovator in Fuel Injection Technology

Introduction

Naoya Tamai is a prominent inventor based in Kariya, Japan. He has made significant contributions to the field of fuel injection technology, holding a total of 2 patents. His work focuses on enhancing the efficiency and functionality of fuel injection systems.

Latest Patents

Tamai's latest patents include a fuel injection pump and a fuel supply pump. The fuel injection pump is designed to pressurize and inject fuel effectively. It features a cam that rotates about a rotational axis, housed within a cam chamber. A roller rotates in contact with the cam's surface, while a shoe reciprocates in the sliding chamber, driven by the cam's rotation. The plunger, which reciprocates with the shoe, is housed in a cylinder that includes a pump chamber for pressurizing and feeding fuel. A unique deformed section on the cam's surface enhances its functionality.

The fuel supply pump patent describes a tappet support member with at least two slide surfaces and press-fitting projections. These slide surfaces are planar and extend in the axial direction of a plunger, allowing for smooth operation. The projections are press-fitted into a stationary pump housing, ensuring stability during operation.

Career Highlights

Naoya Tamai is currently employed at Denso Corporation, a leading company in automotive technology. His work at Denso has allowed him to innovate and develop advanced fuel injection systems that contribute to improved vehicle performance and efficiency.

Collaborations

Tamai collaborates with Tadaaki Makino, a fellow innovator at Denso Corporation. Their partnership has fostered a creative environment that encourages the development of cutting-edge technologies in the automotive sector.

Conclusion

Naoya Tamai's contributions to fuel injection technology through his patents and work at Denso Corporation highlight his role as a key innovator in the automotive industry. His inventions continue to influence the efficiency of fuel systems in modern vehicles.

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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