Hitachinaka, Japan

Shirou Yamaoka

This inventor holds 6 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignee: Hitachi Automotive Systems, Ltd.. Active years: 2018-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Shirou Yamaoka. Retrieved from https://idiyas.com/inventor/shirou-yamaoka

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

USPTO Granted Patents = 6 

% Patents Active = 100.0


Average Co-Inventor Count = 4.8

ph-index = 2

Forward Citations = 16(Granted Patents)


Company Filing History:


Years Active: 2018-2021

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6 patents (USPTO):Explore Patents

Title: Innovations of Shirou Yamaoka

Introduction

Shirou Yamaoka is a notable inventor based in Hitachinaka, Japan. He has made significant contributions to the field of automotive technology, particularly in fuel injection systems and vehicle control devices. With a total of six patents to his name, Yamaoka's work has had a considerable impact on improving engine performance and efficiency.

Latest Patents

Yamaoka's latest patents include a fuel injection device designed to reduce the adherence of fuel spray to various engine components. This innovative device features a valve body and a seat surface that work together to seal fuel and includes strategically placed injection holes. The design ensures that the first injection hole is larger than the second in terms of injection angle, while the second hole has a larger cross-sectional area. Another significant patent is a vehicle control device aimed at minimizing heat generation and charging time in booster circuits. This device effectively reduces fuel consumption and exhaust emissions by intelligently managing the power supply to the fuel injection system.

Career Highlights

Shirou Yamaoka is currently employed at Hitachi Automotive Systems, Ltd., where he continues to develop cutting-edge automotive technologies. His work has been instrumental in advancing the efficiency and environmental performance of internal combustion engines. Yamaoka's innovative solutions have positioned him as a key figure in the automotive industry.

Collaborations

Yamaoka has collaborated with talented coworkers such as Ryo Kusakabe and Tomoaki Horii. Their combined expertise has contributed to the successful development of various automotive technologies.

Conclusion

Shirou Yamaoka's contributions to automotive innovation through his patents and collaborative efforts highlight his importance in the field. His work continues to influence the future of vehicle technology and environmental sustainability.

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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