Toyota, Japan

Hidefumi Konakawa

This inventor holds 2 USPTO granted patents and 2 published patent applications and 2 EPO patents. Top assignee: Aisin Seiki Kabushiki Kaisha. Active years: 2001-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hidefumi Konakawa. Retrieved from https://idiyas.com/inventor/hidefumi-konakawa

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

Calculating rank
USPTO Granted Patents = 2 

% Patents Active = 50.0

 

Average Co-Inventor Count = 2.7

ph-index = 1


Location History:

  • Aichi-ken, JP (2001)
  • Toyota, JP (2014)

Company Filing History:


Years Active: 2001-2014

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2 patents (USPTO):Explore Patents

Title: Innovations of Hidefumi Konakawa

Introduction

Hidefumi Konakawa is a notable inventor based in Toyota, Japan. He has made significant contributions to the field of engineering, particularly in the development of mechanical systems. With a total of 2 patents to his name, Konakawa's work showcases his innovative approach to solving complex engineering challenges.

Latest Patents

Konakawa's latest patents include an "Operational Rod Coupling Arrangement" and a "Valve Timing Control Device." The operational rod coupling arrangement features a motion member that is part of a motion mechanism, an operational rod with a coupling hole for pivotal connection, and a connecting member that clamps the operational rod's end. This design ensures efficient transmission of operational force while preventing withdrawal of the shaft portion from the bearing portion. The valve timing control device comprises a cam shaft within an engine, a rotational transmitting member with a concave portion, and fluid chambers that are separated into advancing and delaying chambers. This device allows for precise control of valve timing, enhancing engine performance.

Career Highlights

Throughout his career, Hidefumi Konakawa has worked with prominent companies such as Aisin Seiki Kabushiki Kaisha and Aisin Aw Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to various innovative projects.

Collaborations

Konakawa has collaborated with talented individuals in the field, including Takashi Yanai and Hideki Nakayoshi. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Hidefumi Konakawa's contributions to engineering through his patents and collaborations highlight his innovative spirit and dedication to advancing technology. His work continues to influence the industry and inspire future inventors.

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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