Toyota, Japan

Hirokazu Yokoyama

This inventor holds 4 USPTO granted patents and 1 EPO patent. Top assignees: Toyota Jidosha Kabushiki Kaisha, Denso Corporation. Active years: 2007-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirokazu Yokoyama. Retrieved from https://idiyas.com/inventor/hirokazu-yokoyama

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


% Patents Active = 25.0


Average Co-Inventor Count = 3.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 2007-2020

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4 patents (USPTO):Explore Patents

Title: **Hirokazu Yokoyama: Innovator in Fuel Pump Technology**

Introduction

Hirokazu Yokoyama, an accomplished inventor based in Toyota, Japan, has made significant contributions to the realm of automotive technology. With a total of four patents to his name, Yokoyama has established himself as a key figure in the development of cutting-edge fuel pump systems.

Latest Patents

Yokoyama's latest innovations include advanced designs of high-pressure fuel pumps. One notable patent describes a high-pressure fuel pump that consists of various components such as a plunger, a pump housing, an intake valve, a fuel seal member, and a fuel inlet conduit. The intricate design allows for efficient fuel pressurization through a well-structured intake and discharge passage system. His other patent for a fuel pump outlines the mechanics of a plunger mechanism that incorporates multiple magnetic and mechanical elements, enhancing the functional efficiency and durability of the pump.

Career Highlights

Throughout his career, Hirokazu Yokoyama has been associated with esteemed organizations, including Toyota Motor Corporation and Denso Corporation. His work at these firms has played a pivotal role in enhancing fuel pump technologies and solidifying his reputation as an innovator in the automotive sector.

Collaborations

Yokoyama has collaborated closely with professionals like Kazuhiro Asayama and Takashi Usui, whose combined expertise has contributed to the refinement and realization of his innovative designs. These partnerships have been crucial in advancing the field of fuel delivery systems, ensuring the practicality and effectiveness of the solutions developed.

Conclusion

Hirokazu Yokoyama represents the spirit of innovation within the automotive industry, particularly in the realm of fuel pump technology. His commitment to pushing the boundaries of engineering through his patents and collaborative efforts has made a lasting impact on the market. With a clear vision for the future, Yokoyama continues to inspire upcoming inventors and industry professionals alike.

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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