Tokyo, Japan

Tohru Hirai

This inventor holds 2 USPTO granted patents and 1 published patent application and 2 EPO patents. Top assignees: Japan Aerospace Exploration Agency, Kawasaki Jukogyo Kabushiki Kaisha, Mitsubishi Heavy Industries Limited. Active years: 2023-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tohru Hirai. Retrieved from https://idiyas.com/inventor/tohru-hirai-3fpftzwt

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

USPTO Granted Patents = 2 

% Patents Active = 100.0

 

Average Co-Inventor Count = 7.5

ph-index = 1


Company Filing History:


Years Active: 2023-2026

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2 patents (USPTO):Explore Patents

Title: Tohru Hirai: Innovator in Noise Reduction Technology

Introduction

Tohru Hirai is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of noise reduction technology, particularly in aviation. His innovative approach has led to the development of a unique noise reduction apparatus that enhances the performance of aircraft.

Latest Patents

Tohru Hirai holds a patent for a noise reduction apparatus, aircraft, and noise reduction method. This invention is designed to increase the amount of noise reduction in aircraft. The noise reduction apparatus includes a porous plate that is positioned to face a fluid flow. This porous plate features a bend region that is bent toward the upstream side of the fluid flow. The bend region is located at the end portion of the porous plate and has a concave R-shape on the upstream side of the fluid flow.

Career Highlights

Throughout his career, Tohru Hirai has worked with prominent organizations such as the Japan Aerospace Exploration Agency and Konica Minolta, Inc. His experience in these companies has allowed him to refine his skills and contribute to advancements in technology.

Collaborations

Tohru Hirai has collaborated with notable colleagues, including Mitsuhiro Murayama and Kazuomi Yamamoto. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Tohru Hirai is a distinguished inventor whose work in noise reduction technology has made a significant impact in the aviation industry. His innovative solutions continue to pave the way for advancements in aircraft design and performance.

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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