Toyota, Japan

Hiroyuki Katayama

This inventor holds 6 USPTO granted patents and 6 EPO patents. Top assignees: Jtekt Corporation, Toyota Jidosha Kabushiki Kaisha, Denso Corporation. Active years: 2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hiroyuki Katayama. Retrieved from https://idiyas.com/inventor/hiroyuki-katayama-audambag

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 = 13.2

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2025

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6 patents (USPTO):Explore Patents

Title: Innovations of Hiroyuki Katayama

Introduction

Hiroyuki Katayama is a notable inventor based in Toyota, Japan. He has made significant contributions to the field of electric power systems and vehicle control technologies. With a total of five patents to his name, Katayama's work reflects a commitment to advancing automotive technology.

Latest Patents

One of his latest patents is an electric power source apparatus. This apparatus includes a drive control apparatus and an auxiliary control apparatus that communicate with each other. The design ensures that even if one control apparatus cannot communicate normally, it can still maintain a connection and resume communication when possible. Another significant patent is a vehicle control device that manages power supply to both driving and steering control devices. This device intelligently determines when to permit or stop processes based on the state of power supply, enhancing vehicle safety and functionality.

Career Highlights

Hiroyuki Katayama has worked with prominent companies such as Jtekt Corporation and Toyota Motor Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas, contributing to the automotive industry's evolution.

Collaborations

Throughout his career, Katayama has collaborated with talented individuals, including Yugo Nagashima and Yuji Fujita. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Hiroyuki Katayama's contributions to electric power systems and vehicle control devices demonstrate his innovative spirit and dedication to improving automotive technology. His patents reflect a forward-thinking approach that continues to influence the industry.

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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