Toyohashi, Japan

Kouzi Hiraiwa

This inventor holds 1 USPTO granted patent. Top assignee: Aisin Seiki Kabushiki Kaisha. Active years: 1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kouzi Hiraiwa. Retrieved from https://idiyas.com/inventor/kouzi-hiraiwa

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 = 4.0

ph-index = 1

Forward Citations = 8(Granted Patents)


Company Filing History:


Years Active: 1991

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1 patent (USPTO):Explore Patents

Title: Kouzi Hiraiwa: Innovator in Stirling Engine Technology

Introduction

Kouzi Hiraiwa is a notable inventor based in Toyohashi, Japan. He has made significant contributions to the field of engineering, particularly in the development of Stirling engine technology. His innovative approach has led to advancements that enhance the efficiency and functionality of these engines.

Latest Patents

Hiraiwa holds a patent for a Stirling engine that features a unique design. The heater in his invention comprises an extended part of the expansion chamber, which is defined by an expansion cylinder. This expansion cylinder extends from the expansion chamber toward the upper side of the engine. A hollow cylindrical member receives the extended part of the expansion cylinder. This arrangement allows for a Stirling engine that reduces the number of parts utilized in the heater section while simultaneously increasing the heat transfer area of the heater. His patent is a testament to his innovative thinking and engineering skills, with a total of 1 patent to his name.

Career Highlights

Hiraiwa is currently employed at Aisin Seiki Kabushiki Kaisha, a company known for its commitment to innovation and quality in the automotive industry. His work at Aisin Seiki has allowed him to collaborate with other talented engineers and contribute to cutting-edge projects.

Collaborations

Some of his notable coworkers include Yutaka Momose and Tetsumi Watanabe. Their collaborative efforts have fostered an environment of creativity and innovation, leading to advancements in various engineering projects.

Conclusion

Kouzi Hiraiwa is a distinguished inventor whose work in Stirling engine technology exemplifies innovation and efficiency. His contributions to the field continue to inspire future advancements in engineering.

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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