Toyota, Japan

Hisao Fukuhara

This inventor holds 3 USPTO granted patents and 1 published patent application. Top assignees: Toyota Jidosha Kabushiki Kaisha, Kabushiki Kaisha Toyota Chuo Kenkyusho. Active years: 2021-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hisao Fukuhara. Retrieved from https://idiyas.com/inventor/hisao-fukuhara

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

Calculating rank
USPTO Granted Patents = 3 

% Patents Active = 100.0

Average Co-Inventor Count = 5.2

ph-index = 1

Forward Citations = 31(Granted Patents)


Company Filing History:


Years Active: 2021-2025

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3 patents (USPTO):Explore Patents

Title: Hisao Fukuhara: Innovator in Automotive Technology

Introduction

Hisao Fukuhara is a notable inventor based in Toyota, Japan, recognized for his contributions to automotive technology. With a total of three patents to his name, Fukuhara has made significant advancements in the field, particularly in the design and materials used in automotive components.

Latest Patents

Fukuhara's latest patents include an innovative alternator design. This alternator features a body portion, a rotating shaft, a pulley, a belt, and a retaining member that reduces the risk of the pulley detaching from the rotating shaft. The retaining member is strategically positioned away from the rotating shaft and pulley, ensuring stability. Additionally, he has developed a copper-based alloy that includes elements such as Cu, Ni, Si, Fe, and Mg, which enhances wear resistance and weldability.

Career Highlights

Throughout his career, Fukuhara has worked with prominent companies, including Toyota Jidosha Kabushiki Kaisha and Toyota Central R&D Labs. His work has been instrumental in advancing automotive technologies and materials.

Collaborations

Fukuhara has collaborated with notable colleagues, including Tadashi Oshima and Hajime Kato, contributing to various projects that have furthered innovation in the automotive sector.

Conclusion

Hisao Fukuhara's contributions to automotive technology through his patents and collaborations highlight his role as a significant inventor in the industry. His work continues to influence advancements in automotive design and materials.

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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