Toride, Japan

Hirofumi Ouchi

This inventor holds 2 USPTO granted patents. Top assignees: Hitachi Construction Machinery Co., Ltd., Tcm Co., Ltd.. Active years: 2007-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hirofumi Ouchi. Retrieved from https://idiyas.com/inventor/hirofumi-ouchi-5tnbdsat

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 = 4.8

ph-index = 1

Forward Citations = 60(Granted Patents)


Company Filing History:


Years Active: 2007-2013

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2 patents (USPTO):Explore Patents

Title: Hirofumi Ouchi: Innovator in Wheel Loader Technology

Introduction

Hirofumi Ouchi is a notable inventor based in Toride, Japan. He has made significant contributions to the field of construction machinery, particularly in the development of automatic transmission devices for wheel loaders. With a total of 2 patents, Ouchi's work has had a meaningful impact on the efficiency and functionality of heavy machinery.

Latest Patents

Ouchi's latest patents include an automatic transmission device for a wheel loader and the wheel loader itself. The automatic transmission device features a shift mechanism, a work detection device that identifies when the wheel loader is engaged in excavation work, and a shift control device that downshifts the speed stage at the shift mechanism when excavation is detected. This innovation enhances the performance of wheel loaders during critical operations.

Career Highlights

Throughout his career, Hirofumi Ouchi has worked with prominent companies in the construction machinery sector, including Hitachi Construction Machinery Co., Ltd. and TCM Co., Ltd. His experience in these organizations has allowed him to refine his skills and contribute to advancements in machinery technology.

Collaborations

Ouchi has collaborated with talented individuals such as Kazuhiko Hiraoka and Jujutsu Murota. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.

Conclusion

Hirofumi Ouchi's contributions to the field of construction machinery, particularly through his patents on automatic transmission devices for wheel loaders, demonstrate his commitment to innovation. His work continues to influence the industry and improve operational efficiency in heavy machinery.

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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