Kariya, Japan

Hiroyuki Nishimura

This inventor holds 5 USPTO granted patents. Top assignee: Denso Corporation. Active years: 2001-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Nishimura. Retrieved from https://idiyas.com/inventor/hiroyuki-nishimura-bn34rxdt

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

Calculating rank

% Patents Active = 80.0

Average Co-Inventor Count = 2.5

ph-index = 3

Forward Citations = 35(Granted Patents)


Location History:

  • Obu, JP (2001)
  • Kariya, JP (2002 - 2019)

Company Filing History:


Years Active: 2001-2019

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5 patents (USPTO):Explore Patents

Title: Hiroyuki Nishimura: Innovator in Fuel Supply Systems

Introduction

Hiroyuki Nishimura is a prominent inventor based in Kariya, Japan. He has made significant contributions to the field of fuel supply systems, holding a total of 5 patents. His innovative work focuses on enhancing the efficiency and functionality of fuel injection systems.

Latest Patents

One of his latest patents is a pressure reducing valve control apparatus. This apparatus is designed for a fuel supply system that includes a common rail and a pressure reducing valve. It effectively controls rail pressure by managing the current supply to the pressure reducing valve. The valve operates by opening a valve body to discharge fuel from the common rail, counteracting a biasing force applied in the valve-closing direction. The electromagnetic force generated by the current supply to an electromagnetic coil plays a crucial role in this process. The ECU initiates the opening of the valve body while maintaining a predetermined hold value of current supplied to the electromagnetic coil, adjusting the hold value as rail pressure decreases.

Another notable patent involves a fuel injection system that executes an overlap injection operation. In this system, one of the multiple injectors is energized first to inject fuel, followed by the next injector while the first remains energized. The control device adjusts the energization period of the subsequent injector, extending it compared to a standard energization period for non-overlap injection operations.

Career Highlights

Hiroyuki Nishimura is currently employed at Denso Corporation, a leading company in the automotive industry. His work at Denso has allowed him to apply his innovative ideas and contribute to advancements in fuel supply technology.

Collaborations

Throughout his career, Nishimura has collaborated with notable colleagues, including Katsunori Furuta and Masashi Suzuki. These collaborations have fostered a creative environment that encourages the development of cutting-edge technologies.

Conclusion

Hiroyuki Nishimura's contributions to fuel supply systems through his patents and work at Denso Corporation highlight his role as an influential inventor. His innovative approaches continue to shape the future of automotive technology.

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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