Yokohama, Japan

Kazuyoshi Narita

This inventor holds 2 USPTO granted patents and 1 EPO patent. Top assignee: Isuzu Motors Limited. Active years: 2005-2017.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuyoshi Narita. Retrieved from https://idiyas.com/inventor/kazuyoshi-narita

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 = 3.0

ph-index = 1

Forward Citations = 7(Granted Patents)


Location History:

  • Fujisawa, JP (2005)
  • Yokohama, JP (2017)

Company Filing History:


Years Active: 2005-2017

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2 patents (USPTO):Explore Patents

Title: Kazuyoshi Narita: Innovator in Fuel Injection Technology

Introduction

Kazuyoshi Narita is a notable inventor based in Yokohama, Japan. He has made significant contributions to the field of fuel injection technology, holding a total of 2 patents. His work primarily focuses on enhancing the efficiency and functionality of diesel engines.

Latest Patents

Narita's latest patents include a control device for a common rail fuel injection device and innovations related to diesel engines. The control device for the common rail fuel injection device features first and second flow rate regulating valves that manage the delivery volume of a pressurized fuel feed pump. It also includes a pressure reducing valve and a control device that optimizes the operation of these components. This innovation ensures that the first drive controlling unit prohibits a drive instruction to the second flow rate regulating valve when it sends a drive instruction to the pressure reducing valve.

In his diesel engine patent, Narita describes a system that includes a high-pressure pump driven by the engine to supply fuel from a tank to a common rail. An electric priming pump is integrated into the fuel passage, and a control device manages its operation. This control device activates the electric priming pump when the engine starts, provided certain conditions regarding engine speed and common rail pressure are met. This innovation reduces the burden on the operator by automating the priming operation.

Career Highlights

Kazuyoshi Narita is currently employed at Isuzu Motors Limited, where he continues to develop innovative solutions in the automotive industry. His expertise in fuel injection systems has positioned him as a key contributor to advancements in diesel engine technology.

Collaborations

Narita has collaborated with notable colleagues, including Koji Sakumoto and Shigenobu Nagata. Their combined efforts have led to significant advancements in their respective fields.

Conclusion

Kazuyoshi Narita's contributions to fuel injection technology exemplify his commitment to innovation and efficiency in the automotive sector. His patents reflect a deep understanding of engineering principles and a dedication to improving diesel engine performance.

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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