Osaka, Japan

Koshiro Hirakawa

This inventor holds 3 USPTO granted patents and 2 published patent applications and 2 EPO patents. Top assignee: Kubota Corporation. Active years: 2019-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koshiro Hirakawa. Retrieved from https://idiyas.com/inventor/koshiro-hirakawa

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

USPTO Granted Patents = 3 

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.8

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 2019-2025

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3 patents (USPTO):Explore Patents

Title: Koshiro Hirakawa: Innovator in Agricultural Machinery

Introduction

Koshiro Hirakawa is a notable inventor based in Osaka, Japan. He has made significant contributions to the field of agricultural machinery, particularly through his innovative designs and mechanisms. With a total of 3 patents to his name, Hirakawa continues to push the boundaries of technology in this sector.

Latest Patents

Hirakawa's latest patents include a work tool mounting mechanism designed for tractors. This mechanism features an extensible cylinder located at the tip of a front loader boom. It comprises a cylinder body and a rod that slides with respect to the cylinder body. The engaging parts on both the cylinder body and the rod can move between engagement and release positions, allowing for the detachable attachment of working tools. Another significant patent is related to a front loader that includes a working tool and an attachment body. This design incorporates a lock pin and a lock lever, which facilitate the secure attachment and release of the working tool.

Career Highlights

Koshiro Hirakawa is currently employed at Kubota Corporation, a leading company in agricultural machinery. His work at Kubota has allowed him to develop and refine his innovative ideas, contributing to the company's reputation for quality and efficiency in agricultural equipment.

Collaborations

Hirakawa has collaborated with talented coworkers such as Yuta Ozeki and Ryuichi Nadaoka. Their combined expertise has fostered a creative environment that encourages innovation and the development of cutting-edge technologies.

Conclusion

Koshiro Hirakawa is a prominent figure in the field of agricultural machinery, with a focus on innovative solutions that enhance efficiency and functionality. His contributions through patents and collaborations continue to shape 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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