Okayama, Japan

Yuji Yamaguchi

This inventor holds 8 USPTO granted patents and 1 published patent application and 5 EPO patents. Top assignees: Yanmar Holdings Co., Ltd., Yanmar Holdings Co., Ltd., Kawasaki Jukogyo Kabushiki Kaisha. Active years: 2015-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yuji Yamaguchi. Retrieved from https://idiyas.com/inventor/yuji-yamaguchi-0pd92ies

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

Calculating rank
USPTO Granted Patents = 8 

% Patents Active = 37.5

 

Average Co-Inventor Count = 3.9

ph-index = 1

Forward Citations = 6(Granted Patents)


Company Filing History:


Years Active: 2015-2026

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8 patents (USPTO):Explore Patents

Title: Yuji Yamaguchi: Innovator in Control Devices for Agricultural Vehicles

Introduction

Yuji Yamaguchi is a notable inventor based in Okayama, Japan. He has made significant contributions to the field of agricultural technology, particularly in the development of control devices for work vehicles. His innovative approach has led to advancements that enhance the efficiency and effectiveness of agricultural machinery.

Latest Patents

Yamaguchi holds a patent for a control device and work vehicle. This invention includes a control portion that features a vehicle-position acquiring portion, a field-contour setting portion, a region setting portion, and a display processing portion. The vehicle-position acquiring portion is responsible for obtaining position information that indicates the location of a combine harvester as it travels across a field. The field-contour setting portion establishes the contour of the field based on multiple pieces of position information. The region setting portion identifies areas that are not subject to work, indicating regions that are not targets for the combine harvester's operations. Finally, the display processing portion presents a field image and an identification image on a display, allowing operators to visualize the work area effectively.

Career Highlights

Throughout his career, Yuji Yamaguchi has worked with prominent companies in the agricultural machinery sector. He has been associated with Yanmar Holdings Co., Ltd. and Kawasaki Jukogyo Kabushiki Kaisha. His experience in these organizations has contributed to his expertise in developing innovative solutions for agricultural vehicles.

Collaborations

Yamaguchi has collaborated with Masaaki Murayama, a fellow innovator in the field. Their partnership has likely fostered the exchange of ideas and advancements in agricultural technology.

Conclusion

Yuji Yamaguchi's contributions to the field of agricultural machinery through his innovative control device patent demonstrate his commitment to enhancing the efficiency of work vehicles. His work continues to impact the agricultural industry positively.

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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