Katsuta, Japan

Hiroyosi Sakurai

This inventor holds 1 USPTO granted patent. Top assignees: Hitachi Automotive Engineering Co., Ltd., Hitachi, Ltd.. Active years: 1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyosi Sakurai. Retrieved from https://idiyas.com/inventor/hiroyosi-sakurai

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 41(Granted Patents)


Company Filing History:


Years Active: 1988

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1 patent (USPTO):Explore Patents

Title: Hiroyosi Sakurai: Innovator in Power Steering Technology

Introduction

Hiroyosi Sakurai is a notable inventor based in Katsuta, Japan. He is recognized for his contributions to automotive technology, particularly in the field of power steering systems. His innovative approach has led to the development of a significant patent that enhances vehicle performance and safety.

Latest Patents

Sakurai holds a patent for a motor-driven power steering apparatus. This invention provides a controller for a power steering control system that includes a current limiter. The current limiter is designed to restrict the current supplied to the power steering motor based on the power source voltage. This feature prevents the power source from entering an overdischarge state while the power steering function is active. Additionally, the invention incorporates an idle speed control device that increases the engine idle speed when the current of the power steering motor reaches a predefined level.

Career Highlights

Throughout his career, Hiroyosi Sakurai has worked with prominent companies in the automotive industry. He has been associated with Hitachi, Ltd. and Hitachi Automotive Engineering Co., Ltd. These experiences have allowed him to apply his innovative ideas in practical settings, contributing to advancements in automotive technology.

Collaborations

Sakurai has collaborated with notable colleagues, including Hisatugu Ishikura and Nobuyoshi Onuma. Their combined expertise has likely fostered an environment of innovation and creativity in their projects.

Conclusion

Hiroyosi Sakurai's contributions to power steering technology exemplify the impact of innovation in the automotive industry. His patent reflects a commitment to enhancing vehicle functionality and safety. His work continues to influence the development of advanced automotive systems.

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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