Itami, Japan

Naruhito Nakajima

This inventor holds 2 USPTO granted patents. Top assignee: Sumitomo Electric Industries, Limited. Active years: 1998-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naruhito Nakajima. Retrieved from https://idiyas.com/inventor/naruhito-nakajima

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 = 2.4

ph-index = 2

Forward Citations = 32(Granted Patents)


Company Filing History:


Years Active: 1998-2000

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2 patents (USPTO):Explore Patents

Title: Naruhito Nakajima: Innovator in Diesel Engine Technology

Introduction

Naruhito Nakajima is a prominent inventor based in Itami, Japan. He has made significant contributions to the field of diesel engine technology, particularly in the development of particulate traps. With a total of 2 patents, Nakajima's work focuses on enhancing the efficiency and effectiveness of diesel engines.

Latest Patents

One of Nakajima's latest patents is a particulate trap designed for diesel engines. This innovative device features concentrically arranged cylindrical filters made from a three-dimensionally reticulated metallic porous material. It also includes a plate-shaped electric heater for regeneration, which operates at an output of 400 W or less. The design allows for a relatively shortened filter length while maintaining high regeneration efficiency. The heater's output is optimized to suppress heat loss, making it a valuable advancement in diesel engine technology.

Career Highlights

Naruhito Nakajima is associated with Sumitomo Electric Industries, Limited, where he has been able to apply his expertise in engineering and innovation. His work has contributed to the company's reputation as a leader in advanced automotive technologies.

Collaborations

Throughout his career, Nakajima has collaborated with notable colleagues, including Kenji Matsunuma and Shiro Nakajima. These partnerships have fostered a creative environment that encourages innovation and the development of cutting-edge technologies.

Conclusion

Naruhito Nakajima's contributions to diesel engine technology exemplify the impact of innovative thinking in engineering. His patents reflect a commitment to improving efficiency and reducing environmental impact in automotive applications.

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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